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🛡️ GHSA-8h28-f46f-m87h — cms

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-502 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Insecure Deserialization in TYPO3 CMS

It has been discovered that the Form Framework (system extension "form") is vulnerable to Insecure Deserialization when being used with the additional PHP PECL package “yaml”, which is capable of unserializing YAML contents to PHP objects. A valid backend user account as well as having PHP setting "yaml.decode_php" enabled is needed to exploit this vulnerability (which is the default value according to PHP documentation).

Weakness class

GHSA-8h28-f46f-m87h is classified as CWE-502: Deserialization of Untrusted Data. Serialised data from an untrusted source is reconstructed into objects, which can trigger code during the process.

Affected software

GHSA-8h28-f46f-m87h is recorded against 1 package.

  • typo3/cms (from 9.0.0 up to 9.3.2)

Timeline and source

Published on 5 June 2024 and last revised on 2 December 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
github.com (Package)
typo3.org (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector N/A
CWE CWE-502
Public Exploit ✅ No
Source OSV
Published 2024-06-05
Updated 2026-08-20
Modified 2024-12-02
Fix URL N/A

Affected Packages

Software From version Fixed in
typo3/cms 9.0.0 9.3.2

Similar Threats

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