Improper Neutralization of Special Elements in Output Used by a Downstream Component
CWE-74
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
We track 4,033 vulnerabilities of this type. 100% are rated high or critical, and the average CVSS score is 8.9. 13 have been exploited in real attacks.
How this weakness is prevented
- Requirements: Programming languages and supporting technologies might be chosen which are not subject to these issues.
- Implementation: Utilize an appropriate mix of allowlist and denylist parsing to filter control-plane syntax from all input.
Latest Improper Neutralization of Special Elements in Output Used by a Downstream Component vulnerabilities
- 7.3 High severity
Baptism Information Management System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in itsourcecode Baptism Information Management System 1.0. The impacted element is an unknown function of the file /delbaptism.php. This manipulation of the argument ID causes sql injection. The attack is possible to be carried o
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability has been found in SourceCodester Class and Exam Timetabling System 1.0. The affected element is an unknown function of the file /preview4.php. Such manipulation of the argument course_year_section leads to sql injection. The attack may be launc
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A flaw has been found in SourceCodester Class and Exam Timetabling System 1.0. Impacted is an unknown function of the file /edit_class.php. This manipulation of the argument ID causes sql injection. The attack may be initiated remotely. The exploit has been pu
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0/5.php. Affected by this vulnerability is an unknown functionality of the file /preview5.php. Such manipulation of the argument course_year_section leads to sql injection. Th
- 7.3 High severity
ANTLR4: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The
- 7.3 High severity
restaurent-management-system: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in yashpokharna2555 restaurent-management-system. This affects an unknown function of the file /forgotpassword.php of the component POST Parameter Handler. Such manipulation of the argument email leads to sql injection. The attac
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0/7.php. Affected by this vulnerability is an unknown functionality of the file /preview7.php. The manipulation of the argument course_year_section results in sql injecti
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /archive.php. The manipulation of the argument sy leads to sql injection. The attack may be initiated remotely. The exploit is p
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was determined in SourceCodester Class and Exam Timetabling System 1.0/6.php. This impacts an unknown function of the file /preview6.php. Executing a manipulation of the argument course_year_section can lead to sql injection. The attack can be
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown function of the file /preview.php. Performing a manipulation of the argument course_year_section results in sql injection. The attack can be initiated re
- 9.6 Critical severity
yt-dlp: Improper Neutralization of Special Elements in Output Used by a Downstream Component
yt-dlp is a command-line audio/video downloader. Prior to 2026.06.09, if aria2c is used as an external downloader for a fragmented manifest format (such as an HLS/DASH stream), yt-dlp passes insufficiently sanitized input to aria2c that allows an attacker to p
- 7.8 High severity
langflow: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in langflow-ai langflow up to 1.9.3. This affects an unknown function of the component Bundle URL Loader. The manipulation leads to code injection. The attack needs to be performed locally. The vendor was contacted early about th
- 7.3 High severity
House-Rental-Management: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was detected in Montodel House-Rental-Management up to 90010017b81265eb1ef3810268909f7719a33863. Affected by this issue is some unknown functionality of the file /login.php. The manipulation of the argument Username results in sql injection. Th
- 7.2 High severity
org.geoserver.extension:gs-db2: Improper Neutralization of Special Elements in Output Used by a Downstream Component
GeoServer is an open source server that allows users to share and edit geospatial data. Prior to version 2.27.0 of the GeoServer DB2 DataStore Extension, an administrator can perform a JNDI attack through specially crafted DB2 jdbc url leading to to Remote Cod
- 8.1 High severity
NGINX Gateway Fabric: Improper Neutralization of Special Elements in Output Used by a Downstream Component
When NGINX Plus or NGINX Open Source is configured as the data plane for NGINX Gateway Fabric, an injection vulnerability exists in the NGINX configuration generator component of NGINX Gateway Fabric. User-supplied string values from the NginxProxy Custom Reso
- 7.2 High severity
EG105G-P: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in Ruijie EG105G-P 2.340. The impacted element is the function nslookup of the file /cgi-bin/luci/api/diagnose of the component JSON-RPC Diagnose Endpoint. Performing a manipulation of the argument params.target results in c
- 8.8 High severity
GL-MT3000: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Affected by this vulnerability is an unknown functionality of the file /usr/bin/one_click_upgrade of the component Online Firmware Upgrade Handler. Such manipulation leads to command
- 8.8 High severity
GL-MT3000: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in GL.iNet GL-MT3000 up to 4.4.5. Affected is the function replace_country in the library /usr/lib/oui-httpd/rpc/tor of the component Tor Proxy Service Configuration Handler. This manipulation causes command injection. The attack
- 8.8 High severity
vim: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Vim is an open source, command line text editor. Prior to version 9.2.0495, a Vimscript code injection vulnerability exists in s:NetrwBookHistSave() in the netrw plugin (runtime/pack/dist/opt/netrw/autoload/netrw.vim) when serializing browsed directory paths t
- 8.1 High severity
Microsoft Teams for Android: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.
- 7.8 High severity
Velociraptor: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A YAML injection vulnerability exists in the Windows.Collectors.Remapping artifact of Rapid7 Velociraptor before version 0.76.6. The hostname field in client_info.json inside a collection ZIP is inserted into a YAML template via Go's text/template without esca
- 7.3 High severity
Student Attendance Management System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A flaw has been found in CodeAstro Student Attendance Management System 1.0. The impacted element is an unknown function of the file /attendance-php/index.php. Executing a manipulation of the argument Username can lead to sql injection. The attack may be perfo
- 7.3 High severity
student_management_system: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in imvks786 student_management_system up to 9599b560ad3c3b83e75d328b76bedcd489ef1f46. This impacts an unknown function of the file admin/admin_login.php of the component Administrator Login Endpoint. Performing a manipulatio
- 7.3 High severity
student_management_system: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in imvks786 student_management_system up to 9599b560ad3c3b83e75d328b76bedcd489ef1f46. This affects an unknown function of the file /index.ph of the component Login. Such manipulation of the argument usr/pwd leads to sql injection
- 7.3 High severity
Hospitals Patient Records Management System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in SourceCodester Hospitals Patient Records Management System 1.0. This issue affects some unknown processing of the file /classes/Master.php?f=save_patient. The manipulation of the argument ID results in sql injection. It i
- 7.3 High severity
Online Music Site: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was determined in code-projects Online Music Site 1.0. This issue affects some unknown processing of the file /Frontend/Search.php. This manipulation of the argument Category causes sql injection. It is possible to initiate the attack remotely.
- 7.3 High severity
Online Music Site: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was found in code-projects Online Music Site 1.0. This vulnerability affects unknown code of the file /Administrator/PHP/AdminDeleteAlbum.php. The manipulation of the argument ID results in sql injection. The attack may be performed from remote
- 7.3 High severity
Simple Flight Ticket Booking System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability has been found in code-projects Simple Flight Ticket Booking System 1.0. This affects an unknown part of the file checkUser.php of the component POST Parameter Handler. The manipulation of the argument Username leads to sql injection. The attac
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was detected in SourceCodester Class and Exam Timetabling System 1.0. Affected by this vulnerability is an unknown functionality of the file /archive1.php. Performing a manipulation of the argument sy results in sql injection. Remote exploitati
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security vulnerability has been detected in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /archive2.php. Such manipulation of the argument sy leads to sql injection. The attack may be launched remotely. The
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in SourceCodester Class and Exam Timetabling System 1.0. This impacts an unknown function of the file /archive3.php. This manipulation of the argument sy causes sql injection. The attack may be initiated remotely. The exploit has
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown function of the file /archive4.php. The manipulation of the argument sy results in sql injection. The attack can be launched remotely. The expl
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. The impacted element is an unknown function of the file /archive5.php. The manipulation of the argument sy leads to sql injection. The attack can be initiated remotely. The
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was determined in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown function of the file /index1.php. This manipulation of the argument Password causes sql injection. The attack can be initiated remotely. The exploit
- 7.3 High severity
Class and Exam Timetabling System: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. The impacted element is an unknown function of the file /index2.php. The manipulation of the argument Password results in sql injection. It is possible to launch the attack remo
- 7.3 High severity
JeeWMS: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security flaw has been discovered in erzhongxmu JeeWMS up to 141740afb2ba14d441c82a833d0a418d07ca2d69. This vulnerability affects unknown code of the file /base-boot/jmreport/testConnection of the component JimuReport test-connection Endpoint. Performing a m
- 7.3 High severity
CRM: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was identified in Chanjet CRM 1.0. This affects an unknown part of the file /tools/jxf_dump_systable.php of the component HTTP GET Request Handler. Such manipulation of the argument gblOrgID leads to sql injection. The attack may be launched re
- 7.3 High severity
GL-MT3000: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability has been found in GL.iNet GL-MT3000 up to 4.4.5. Affected is the function FUN_0042e200 of the file /cgi-bin/glc of the component SET_USER_PWD Handler. The manipulation of the argument Password leads to command injection. The attack can be initi
- 7.3 High severity
GL-MT3000: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A flaw has been found in GL.iNet GL-MT3000 4.4.5. This impacts the function snprintf of the file /cgi-bin/glc of the component FTP Protocol Handler. Executing a manipulation of the argument media_dir can lead to command injection. It is possible to launch the
- 7.3 High severity
GL-MT3000: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was detected in GL.iNet GL-MT3000 4.4.5. This affects the function dlopen in the library /usr/lib/oui-httpd/rpc/ of the component Path Normalization Handler. Performing a manipulation of the argument dev_name results in command injection. It is