CyberSecBulletin
CVE-2026-45434NVD status: Modified

Apache OFBiz: Improper Authentication

Published Updated By the CyberSecBulletin desk

CVE-2026-45434 is a critical-severity improper authentication vulnerability in Apache OFBiz from Apache, with a CVSS 3.1 base score of 9.8 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists version 24.09.06 as the first without the flaw, so updating Apache OFBiz to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 21.3% chance of exploitation within 30 days, which is in the top 2.36% of all scored CVEs.

Patch this week

Critical severity: a successful attack would have severe impact.

What to do

  1. Update Apache OFBiz to 24.09.06 or a later version.
  2. Update Ofbiz to 24.09.06 or a later version.
  3. Read the advisory on lists.apache.org for workarounds and exact fixed builds.
  4. Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.

Affected products and versions

VendorProductAffected versionsFixed in
ApacheApache OFBizbefore 24.09.0624.09.06
ApacheOfbizbefore 24.09.0624.09.06

Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.

How the severity score breaks down

Attack vector
NetworkCan be exploited remotely over a network, including the internet.
Attack complexity
LowNo special conditions are needed; the attack works reliably.
Privileges required
NoneNo account or login is needed.
User interaction
NoneNo action by a victim is required.
Scope
UnchangedImpact stays within the vulnerable component.
Confidentiality
HighAll data handled by the component can be read.
Integrity
HighData or code can be modified at will.
Availability
HighThe component can be taken down completely.

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. Scored by CISA (ADP).

Official description

Improper Authentication vulnerability in Apache OFBiz via Password-Change Logic Flaw Leading to Remote Code Execution This issue affects Apache OFBiz: before 24.09.06. Users are recommended to upgrade to version 24.09.06, which fixes the issue.

Source: the CVE record as published by its numbering authority, via NVD and CVE.org.

The underlying weakness: Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

How developers prevent this class of flaw

  • Use an authentication framework or library such as the OWASP ESAPI Authentication feature.

More Improper Authentication vulnerabilities (CWE-287)

Timeline

  1. CVE record published.
  2. CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: total).
  3. Record last changed materially (score, affected products, status or references).

References

Other vulnerabilities in Apache OFBiz

All Apache OFBiz vulnerabilities

Recent Improper Authentication vulnerabilities

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