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Vulnerabilities

Vulnerability · CVE-2026-105849

Payload is a free and open source headless content management system.

Published Oct 6, 2026 · catalog updated Oct 15, 2026 · Payload is a free

Check if you run it

No confirmed exploitation is on record for CVE-2026-105849. EPSS is 0.30%. Act only if a listed version of Payload is a free is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Payload is a free).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.30%
Remediation
Advisory link
Affected products
cpe payloadcms/payload

Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, users with ordinary read access to other authentication documents in a collection with useAPIKey enabled can obtain active API keys and exercise the target accounts' permissions until those keys are rotated or disabled. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

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.

  • cpe payloadcms/payload4.0.0

How to fix CVE-2026-105849

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-2026-105849. EPSS is 0.30%. Act only if a listed version of Payload is a free is installed.

Which versions are affected?

Compare what you have installed with 4.0.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-201; CWE-862: Missing Authorization. EPSS 0.30%. 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. Oct 6, 2026 · NIST NVD

    Detected

    Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, users with ordinary read access to other authentication documents in a collection with useAPIKey enabled can obtain active API keys and exercise the target accounts' permissions until those keys are rotated or disabled. This issue is fixed in versio

  2. Oct 15, 2026 · NIST NVD

    Updated

    Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, users with ordinary read access to other authentication documents in a collection with useAPIKey enabled can obtain active API keys and exercise the target accounts' permissions until those keys are rotated or disabled. This issue is fixed in versio

Sources

  • CVE.orgVulnerability recordCVE-2026-105849

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-105849

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-105849

    Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, users with ordinary read access to other authentication documents in a collection with useAPIKey enabled can obtain active API ke

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.