What’s Vulnerable › Vulnerabilities

CVE-2020-27662

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-26 · updated 2026-06-17
• Weakness: CWE-639

Description

In GLPI before 9.5.3, ajax/comments.php has an Insecure Direct Object Reference (IDOR) vulnerability that allows an attacker to read data from any database table (e.g., glpi_tickets, glpi_users, etc.).

Affected products

• glpi-project glpi: before 9.5.3 — fixed in 9.5.3

How to fix

Upgrade to a fixed version: glpi-project glpi 9.5.3. Check the vendor advisory for mitigations.

References

• https://github.com/glpi-project/glpi/security/advisories/GHSA-wq38-gwxp-8p5p
• https://github.com/glpi-project/glpi/security/advisories/GHSA-wq38-gwxp-8p5p

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