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Vulnerabilities

Vulnerability · CVE-2025-39434

Authorization Bypass Through User-Controlled Key vulnerability in Scott Taylor Avatar avatar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affe

Published Apr 17, 2025 · catalog updated Apr 28, 2026 · Scott Taylor Avatar

Check if you run it

No confirmed exploitation is on record for CVE-2025-39434. EPSS is 0.34%. Act only if a listed version of Scott Taylor Avatar is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.34%
Remediation
Advisory link
Affected products
vendor Scott Taylor Avatar 0 ≤0.1.4

Authorization Bypass Through User-Controlled Key vulnerability in Scott Taylor Avatar avatar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Avatar: from n/a through <= 0.1.4.

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 Scott Taylor Avatar 0 ≤0.1.40 ≤0.1.4

How to fix CVE-2025-39434

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-2025-39434. EPSS is 0.34%. Act only if a listed version of Scott Taylor Avatar is installed.

Which versions are affected?

Compare what you have installed with Scott Taylor Avatar 0 ≤0.1.4 0 ≤0.1.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.34%. 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.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 17, 2025 · EUVD

    Detected

    Authorization Bypass Through User-Controlled Key vulnerability in Scott Taylor Avatar avatar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Avatar: from n/a through <= 0.1.4.

  2. Apr 28, 2026 · EUVD

    Updated

    Authorization Bypass Through User-Controlled Key vulnerability in Scott Taylor Avatar avatar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Avatar: from n/a through <= 0.1.4.

Sources

  • CVE.orgVulnerability recordCVE-2025-39434

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-39434

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-11777

    Authorization Bypass Through User-Controlled Key vulnerability in Scott Taylor Avatar avatar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Avatar: from n/a through <= 0.1.4.

    euvd.enisa.europa.eu

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.