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Fencer Vulns
critical 9.8

CVE-2024-24724 in the critical feed json

Gibbon through 26.0.00 allows /modules/School%20Admin/messengerSettings.php Server Side Template Injection leading to Remote Code Execution…

published 2024-04-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-22123

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
26.1%
EPSS 26.1% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

Gibbon through 26.0.00 allows /modules/School%20Admin/messengerSettings.php Server Side Template Injection leading to Remote Code Execution because input is passed to the Twig template engine (messengerSettings.php) without sanitization.

Timeline

  1. First public exploit (EDB-51962)
  2. Published

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

26.09% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-51962 Gibbon LMS v26.0.00 - SSTI vulnerability webapps, 2024-04-02
  • packetstormsecurity.com https://packetstormsecurity.com/files/177857 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • gibbonedu gibbon

Classification

Weakness
  • CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.