CVE-2026-56355
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
CVE-2026-56355 is a low vulnerability (CVSS 3.7) in Gnu Savane, published June 20, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 35th percentile. No source names a fixed version.
- Severity
- 3.7 LowCVSS 3.1, CVE List
- Exploit chance
- 0.40%EPSS, 35th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
What each source reports
CVE List Score used
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
- Record
CVE-2026-56355- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-696
- Updated
- 2026-11-02
EUVDEUVD-2026-38135
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
- Record
EUVD-2026-38135- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g7v6-x8xj-fvjm
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
- Record
GHSA-g7v6-x8xj-fvjm- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-696
- Updated
- 2026-11-02
NVD
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
- Record
CVE-2026-56355- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-696
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
cgit.git.savannah.gnu.org/cgit/administration/savane.git/tree/frontend/php/file.php?h=release-3.17
fsf.org/news/statement-regarding-gnu-savannah-security-reports
hacktron.ai
mallory.ai/stories/019ee445-bdd4-7775-93b5-a8faaf5c2eb7
news.ycombinator.com/item?id=48605220
nvd.nist.gov/vuln/detail/CVE-2026-56355
github.com/advisories/GHSA-g7v6-x8xj-fvjm