CVE-2026-0895 describes an Insecure Deserialization vulnerability affecting a TYPO3 extension that overwrites a core fix. This allows the vulnerability, originally addressed in TYPO3-CORE-SA-2026-004, to persist even in patched TYPO3 core versions. With a CVSS score of 5.2 (Medium), the vulnerability requires local access and low privileges, but can lead to high impact on confidentiality, integrity, and availability. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| TYPO3 | Extension "Mailqueue" | >= 0, < 0.4.3, >= 0.5.0, < 0.5.1CNA affecteddefault unaffected |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.