PatchTheCVECVE-2025-26211: Gibbon before 29.0.00 allows CSRF.
20
Routine
LOW 3.7REMOTEUPGRADE
CVE-2025-26211 is a low-severity flaw (CVSS 3.7) affecting gibbon. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Gibbon before 29.0.00 allows CSRF.
Why this priority
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 3.7 (Low) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.2% (top 92%) |
| CISA exploited list | No |
| Weakness | CWE-352 |
| Published | 2025-05-27 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
gibbonedu gibbon UPGRADE
Affected: < 29.0.00
Fixed in: 29.0.00
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy gibbon || rpm -q gibbon || gibbon --version
2. UPGRADE to 29.0.00 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade gibbon
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade gibbon
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-26211?
gibbon: upgrade to 29.0.00. Exact commands for each OS are on this page.
Is CVE-2025-26211 being exploited?
CVE-2025-26211 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-26211 affect?
CVE-2025-26211 affects gibbon. Severity is low (CVSS 3.7). Gibbon before 29.0.00 allows CSRF.
How urgent is CVE-2025-26211?
Priority 20/100. Remotely exploitable, no login, no user action
Related CVEs
- CVE-2024-51337 LOW 3.5 UPGRADE Cross Site Scripting vulnerability in Gibbon before v.27.0.01 and fixed in v.28.0.00 allows a remote attacker
- CVE-2024-34831 MEDIUM 6.1 DOWNGRADE cross-site scripting (XSS) vulnerability in Gibbon Core v26.0.00 allows an attacker to execute arbitrary code