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Vulnerabilities

Security fix · CVE-2025-4643

Payload uses JSON Web Tokens (JWT) for authentication.

Published Aug 29, 2025 · catalog updated Oct 19, 2026 · Payload CMS

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-4643. EPSS is 0.40%. Act only if a listed version of Payload CMS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.40%
Remediation
Version ranges on file
Affected products
vendor Payload CMS payload 0 <3.44.0

Payload uses JSON Web Tokens (JWT) for authentication. After log out JWT is not invalidated, which allows an attacker who has stolen or intercepted token to freely reuse it until expiration date (which is by default set to 2 hours, but can be changed). This issue has been fixed in version 3.44.0 of Payload.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Payload CMS payload 0 <3.44.00 <3.44.0

How to fix CVE-2025-4643

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-4643. EPSS is 0.40%. Act only if a listed version of Payload CMS is installed.

Which versions are affected?

Compare what you have installed with Payload CMS payload 0 <3.44.0 0 <3.44.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-613: Insufficient Session Expiration. EPSS 0.40%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 29, 2025 · NIST NVD

    Detected

    Payload uses JSON Web Tokens (JWT) for authentication. After log out JWT is not invalidated, which allows an attacker who has stolen or intercepted token to freely reuse it until expiration date (which is by default set to 2 hours, but can be changed). This issue has been fixed in version 3.44.0 of Payload.

  2. Oct 19, 2026 · NIST NVD

    Updated

    Payload uses JSON Web Tokens (JWT) for authentication. After log out JWT is not invalidated, which allows an attacker who has stolen or intercepted token to freely reuse it until expiration date (which is by default set to 2 hours, but can be changed). This issue has been fixed in version 3.44.0 of Payload.

Sources

  • CVE.orgVulnerability recordCVE-2025-4643

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-4643

    30-day exploitation probability 0.40%

    first.org
  • EUVDVulnerability recordEUVD-2025-26180

    Payload uses JSON Web Tokens (JWT) for authentication. After log out JWT is not invalidated, which allows an attacker who has stolen or intercepted token to freely reuse it until expiration date (which is by default set to 2 hours, but can be changed). This issue has been fixed i

    euvd.enisa.europa.eu
  • NIST NVDVulnerability recordCVE-2025-4643

    Payload uses JSON Web Tokens (JWT) for authentication. After log out JWT is not invalidated, which allows an attacker who has stolen or intercepted token to freely reuse it until expiration date (which is by default set to 2 hours, but can be changed). This issue has been fixed

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • EUVDOct 22, 2026
  • CVE.orgOct 21, 2026
  • NIST NVDOct 19, 2026