What’s Vulnerable › Vulnerabilities

CVE-2024-56527

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-12-27 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in TCPDF before 6.8.0. The Error function lacks an htmlspecialchars call for the error message.

Affected products

• tecnick tcpdf: before 6.8.0 — fixed in 6.8.0

How to fix

Upgrade to a fixed version: tecnick tcpdf 6.8.0. Check the vendor advisory for mitigations.

References

• https://andrea0.medium.com/analysis-of-cve-2024-56527-dbdab6962add
• https://github.com/tecnickcom/TCPDF/commit/11778aaa2d9e30a9ae1c1ee97ff349344f0ad6e1
• https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
• https://tcpdf.org
• https://lists.debian.org/debian-lts-announce/2025/06/msg00004.html

Get alerted when CVE-2024-56527 or the next vulnerability affects your stack