What is CVE-2022-27426?

CVE-2022-27426 is a high-severity vulnerability in Chamilo Lms, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2022-04-15.

How severe is CVE-2022-27426?

High severity. CVSS v3 base score is 8.8 out of 10.

SSRF in Chamilo Lms

CVE-2022-27426

A Server-Side Request Forgery (SSRF) in Chamilo LMS v1.11.13 allows attackers to enumerate the internal network and execute arbitrary system commands via a crafted Phar file.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2022-04-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (56.7th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Chamilo Lms

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

support.chamilo.org/projects/1/wiki/Security_issues (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2022-27426?: CVE-2022-27426 is a high-severity vulnerability in Chamilo Lms, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2022-04-15.
How severe is CVE-2022-27426?: High severity. CVSS v3 base score is 8.8 out of 10.