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CVE-2024-56520

Published: Dec 27, 2024Updated: Nov 3, 2025 Sources: CVE List NVD GHSA BDU
NVD MITRE
7.3CVSSHIGH
EPSS Score
0.5%
Top 60.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Affected Products

tcpdftecnick
Library
OSS Libraries / generic-library
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
TCPDFTecnick.com
Library
OSS Libraries / generic-library
tecnickcom/tc-lib-pdf-fontPackagistOSS Libraries
tecnickindividual-devOSS Librariesaka tcpdf, tcexam, aiocp
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
ооо «ред софт»commercialRUOperating Systemsaka red soft
tecnick.comoss-projectOSS Librariesaka tcpdf, tcexam
packagistpackage-ecosystemOSS Libraries

Exploitability

Official Patch Available

References

https://tcpdf.org
tcpdf.org
https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
github.com
https://github.com/tecnickcom/TCPDF/commit/a0a02efe487cc39bd5223359e916dbeafb5cd6fe
github.com
and 8 more references View all →

Timeline

Published
Dec 27, 2024
Last Updated
Nov 3, 2025

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