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Vulnerabilities

Vulnerability · CVE-2025-61926

Allstar is a GitHub App to set and enforce security policies.

Published Oct 9, 2025 · catalog updated Oct 16, 2025 · Allstar is a GitHub

Last checked Oct 25, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-61926. EPSS is 0.50%. Act only if a listed version of Allstar is a GitHub is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Allstar is a GitHub).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.50%
Remediation
Version ranges on file
Affected products
vendor ossf allstar < 0.0.0-20250721181116-e004ecb540d6

Allstar is a GitHub App to set and enforce security policies. In versions prior to 4.5, a vulnerability in Allstar’s Reviewbot component caused inbound webhook requests to be validated against a hard-coded, shared secret. The value used for the secret token was compiled into the Allstar binary and could not be configured at runtime. In practice, this meant that every deployment using Reviewbot would validate requests with the same secret unless the operator modified source code and rebuilt the component - an expectation that is not documented and is easy to miss. All Allstar releases prior to

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 ossf allstar < 0.0.0-20250721181116-e004ecb540d6< 0.0.0-20250721181116-e004ecb540d6

How to fix CVE-2025-61926

  • Upgrade

    CVE-2025-61926 lists a fix boundary at 0.0.0-20250721181116-e004ecb540d6. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 0.0.0-20250721181116-e004ecb540d6

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

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-2025-61926. EPSS is 0.50%. Act only if a listed version of Allstar is a GitHub is installed.

Which versions are affected?

Compare what you have installed with ossf allstar < 0.0.0-20250721181116-e004ecb540d6 < 0.0.0-20250721181116-e004ecb540d6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.50%. 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 9, 2025 · EUVD

    Detected

    Allstar is a GitHub App to set and enforce security policies. In versions prior to 4.5, a vulnerability in Allstar’s Reviewbot component caused inbound webhook requests to be validated against a hard-coded, shared secret. The value used for the secret token was compiled into the Allstar binary and could not be configured at runtime. In practice, this meant that every deployment using Reviewbot wou

  2. Oct 16, 2025 · EUVD

    Updated

    Allstar is a GitHub App to set and enforce security policies. In versions prior to 4.5, a vulnerability in Allstar’s Reviewbot component caused inbound webhook requests to be validated against a hard-coded, shared secret. The value used for the secret token was compiled into the Allstar binary and could not be configured at runtime. In practice, this meant that every deployment using Reviewbot wou

Sources

  • CVE.orgVulnerability recordCVE-2025-61926

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-61926

    30-day exploitation probability 0.50%

    first.org
  • EUVDVulnerability recordEUVD-2025-33544

    Allstar is a GitHub App to set and enforce security policies. In versions prior to 4.5, a vulnerability in Allstar’s Reviewbot component caused inbound webhook requests to be validated against a hard-coded, shared secret. The value used for the secret token was compiled into the

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 25, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 25, 2026
  • CVE.orgOct 23, 2026
  • EUVDOct 23, 2026