High severity · published May 27, 2025
CVE-2025-26211
Gibbon before 29.0.00 allows CSRF
8.8
CVSS
0.2%
EPSS
No
On KEV
Description
Gibbon before 29.0.00 allows CSRF.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
Gibbon · GibbonEdu
before 29.0.00 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-26211
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-26211
Product
https://github.com/GibbonEdu/core/blob/be891ab97b058a933b68354559457c9e310c13b8/modules/Timetable%20Admin/tt_delete.php#L24
Release Notes
https://github.com/GibbonEdu/core/releases/tag/v29.0.00
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