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CVE-2026-56355 low CVSS 3.7

Vulnerability in GNU Savannah Administration Savane (CVE-2026-56355)

Summary

Vulnerability in GNU Savannah Administration Savane (CVE-2026-56355). Risk of unauthorized operations or information disclosure.

Original description

The description as published by the source.

GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.

Source: GitHub Security Advisories (Global) NVD GitHub Advisory

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A weakness called CVE-2026-56355 was discovered in GNU Savannah Administration Savane.
Severity is Low (CVSS 3.7/10). Real-world exploitation is unlikely but a fix is still recommended.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "GNU Savannah Administration Savane CVE-2026-56355".

CVE-2026-56355 (GNU Savannah Administration Savane). Severity: Low / CVSSv3 3.7. Category: CWE-696.
Response plan:

  1. Check the vendor advisory for affected versions and the patched release.
  2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
  3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
  4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
    PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem

A weakness (CVE-2026-56355) in GNU Savannah Administration Savane. A serious software flaw has been identified.

📍 Affected scope

Target versions of GNU Savannah Administration Savane (see vendor advisory). If running in production, identify exposure immediately.

🔥 Severity

Severity: Low (CVSS 3.7/10). Real-world exploitation is unlikely but a fix is still recommended.

🔧 How to fix

Update to the patched release as listed in the vendor advisory. (Typical mitigation pattern for CWE-696)

🛡️ Workaround

If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.

🔍 Detection

Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.

References

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