CyberSecBulletin

Incomplete Cleanup

CWE-459

The product does not properly clean up and remove temporary or supporting resources after they have been used.

We track 68 vulnerabilities of this type. 100% are rated high or critical, and the average CVSS score is 8.0.

How this weakness is prevented

  • Architecture and Design Implementation: Temporary files and other supporting resources should be deleted/released immediately after they are no longer needed.

Latest Incomplete Cleanup vulnerabilities

  • 9.2 Critical severity

    Qt: Incomplete Cleanup

    CVE-2025-6338Qt

    There is an incomplete cleanup vulnerability in Qt Network's Schannel support on Windows which can lead to a Denial of Service over a long period. This issue affects Qt from 5.15.0 through 6.8.3, from 6.9.0 before 6.9.2.

  • 7.5 High severity

    BIG-IP: Incomplete Cleanup

    CVE-2025-59781F5

    When DNS cache is configured on a BIG-IP or BIG-IP Next CNF virtual server, undisclosed DNS queries can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

  • 7.2 High severity

    AMD EPYC™ 9005 Series Processors: Incomplete Cleanup

    CVE-2025-0032AMD

    Improper cleanup in AMD CPU microcode patch loading could allow an attacker with local administrator privilege to load malicious CPU microcode, potentially resulting in loss of integrity of x86 instruction execution.

  • 8.1 High severity

    Tunnelblick: Incomplete Cleanup

    CVE-2025-43711Tunnelblick Project

    Tunnelblick 3.5beta06 before 7.0, when incompletely uninstalled, allows attackers to execute arbitrary code as root (upon the next boot) by dragging a crafted Tunnelblick.app file into /Applications.

  • 7.8 High severity

    Linux: Incomplete Cleanup

    CVE-2025-37908Linux

    In the Linux kernel, the following vulnerability has been resolved: mm, slab: clean up slab->obj_exts always When memory allocation profiling is disabled at runtime or due to an error, shutdown_mem_profiling() is called: slab->obj_exts which previously allocat

  • 7.5 High severity

    Apache Tomcat: Incomplete Cleanup

    CVE-2025-31650ApacheEPSS 61.3%

    Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfM

  • 7.5 High severity

    ThreadX: Incomplete Cleanup

    CVE-2025-2260Eclipse Foundation

    In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error fo

  • 7.5 High severity

    X-CUBE-AZRT-H7RS: Incomplete Cleanup

    CVE-2024-50385STMicroelectronics

    A denial of service vulnerability exists in the NetX Component HTTP server functionality of STMicroelectronics X-CUBE-AZRTOS-WL 2.0.0. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vul

  • 7.5 High severity

    X-CUBE-AZRT-H7RS: Incomplete Cleanup

    CVE-2024-50384STMicroelectronics

    A denial of service vulnerability exists in the NetX Component HTTP server functionality of STMicroelectronics X-CUBE-AZRTOS-WL 2.0.0. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vul

  • 7.5 High severity

    ThreadX: Incomplete Cleanup

    CVE-2025-0726Eclipse Foundation

    In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.2, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error fo

  • 7.5 High severity

    PMB platform: Incomplete Cleanup

    CVE-2025-0473PMB Services

    Vulnerability in the PMB platform that allows an attacker to persist temporary files on the server, affecting versions 4.0.10 and above. This vulnerability exists in the file upload functionality on the ‘/pmb/authorities/import/iimport_authorities’ endpoint. W

  • 9.1 Critical severity

    siyuan: Files or Directories Accessible to External Parties

    CVE-2025-21609Siyuan-note

    SiYuan is self-hosted, open source personal knowledge management software. SiYuan Note version 3.1.18 has an arbitrary file deletion vulnerability. The vulnerability exists in the `POST /api/history/getDocHistoryContent` endpoint. An attacker can craft a paylo

  • 7.5 High severity

    Moodle: Incomplete Cleanup

    CVE-2024-38275Moodle

    The cURL wrapper in Moodle retained the original request headers when following redirects, so HTTP authorization header information could be unintentionally sent in requests to redirect URLs.

  • 7.4 High severity

    Cisco IOS XE Software: Incomplete Cleanup

    CVE-2024-20303Cisco

    A vulnerability in the multicast DNS (mDNS) gateway feature of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper manag

  • 7.5 High severity

    Apache Struts: Incomplete Cleanup

    CVE-2023-41835ApacheEPSS 7.3%

    When a Multipart request is performed but some of the fields exceed the maxStringLength limit, the upload files will remain in struts.multipart.saveDir even if the request has been denied. Users are recommended to upgrade to versions Struts 2.5.32 or 6.1.2.2 o

  • 7.5 High severity

    envoy: Incomplete Cleanup

    CVE-2023-35945EnvoyproxyEPSS 1.65%

    Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy’s HTTP/2 codec may leak a header map and bookkeeping structures upon receiving `RST_STREAM` immediately followed by the `GOAWAY` frames from an upstream server. In nghttp2, cleanup of pe

  • 8.8 High severity

    xwiki-platform: Incomplete Cleanup

    CVE-2023-36468XWikiEPSS 1.86%

    XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. When an XWiki installation is upgraded and that upgrade contains a fix for a bug in a document, just a new version of that document is added. In some cases

  • 7.5 High severity

    HAProxy: Incomplete Cleanup

    CVE-2023-0836HaproxyEPSS 1.2%

    An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUES

  • 7.8 High severity

    Acronis Cyber Protect Home Office: Incomplete Cleanup

    CVE-2022-45455Acronis

    Local privilege escalation due to incomplete uninstallation cleanup. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40107, Acronis Agent (Windows) before build 30025, Acronis Cyber Protect 15 (Windows) before buil

  • 9.8 Critical severity

    Apache ShardingSphere-Proxy: Incomplete Cleanup

    CVE-2022-45347ApacheEPSS 1.48%

    Apache ShardingSphere-Proxy prior to 5.3.0 when using MySQL as database backend didn't cleanup the database session completely after client authentication failed, which allowed an attacker to execute normal commands by constructing a special MySQL client. This

  • 7.8 High severity

    Kernel: Double Free

    CVE-2022-3238Kernel

    A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a user triggers remount and umount simultaneously. This flaw allows a local user to crash or potentially escalate their privileges on the system.

  • 8.4 High severity

    Intel(R) XMM(TM) 7560 Modem software: Incomplete Cleanup

    CVE-2022-27639Intel(R) XMM(TM) 7560 Modem software

    Incomplete cleanup in some Intel(R) XMM(TM) 7560 Modem software before version M2_7560_R_01.2146.00 may allow a privileged user to potentially enable escalation of privilege via adjacent access.

  • 8.2 High severity

    californium: Improper Resource Shutdown or Release

    CVE-2022-39368Eclipse-californium

    Eclipse Californium is a Java implementation of RFC7252 - Constrained Application Protocol for IoT Cloud services. In versions prior to 3.7.0, and 2.7.4, Californium is vulnerable to a Denial of Service. Failing handshakes don't cleanup counters for throttling

  • 7.5 High severity

    HarmonyOS: Incomplete Cleanup

    CVE-2022-44546Huawei

    The kernel module has the vulnerability that the mapping is not cleared after the memory is automatically released. Successful exploitation of this vulnerability may cause a system restart.

  • 7.0 High severity

    xen: Incomplete Cleanup

    CVE-2022-42320Xen

    Xenstore: Guests can get access to Xenstore nodes of deleted domains Access rights of Xenstore nodes are per domid. When a domain is gone, there might be Xenstore nodes left with access rights containing the domid of the removed domain. This is normally no pro

  • 8.8 High severity

    postgresql: Improper Neutralization of Special Elements used in an SQL Command

    CVE-2022-1552PostgreSQLEPSS 17%

    A flaw was found in PostgreSQL. There is an issue with incomplete efforts to operate safely when a privileged user is maintaining another user's objects. The Autovacuum, REINDEX, CREATE INDEX, REFRESH MATERIALIZED VIEW, CLUSTER, and pg_amcheck commands activat

  • 7.5 High severity

    OpenSSL: Incomplete Cleanup

    CVE-2022-1473OpenSSLEPSS 4.68%

    The OPENSSL_LH_flush() function, which empties a hash table, contains a bug that breaks reuse of the memory occuppied by the removed hash table entries. This function is used when decoding certificates or keys. If a long lived process periodically decodes cert

  • 7.8 High severity

    Kernel: Use After Free

    CVE-2022-0646Kernel

    A flaw use after free in the Linux kernel Management Component Transport Protocol (MCTP) subsystem was found in the way user triggers cancel_work_sync after the unregister_netdev during removing device. A local user could use this flaw to crash the system or e