Deserialization in Lachatterie Verger
CVE-2025-11273
A vulnerability was found in LaChatterie Verger up to 1.2.10. This impacts the function redirectToAuthorization of the file /src/main/services/mcp/oauth/provider.ts. The manipulation of the argument URL results in deserialization. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (23.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Lachatterie Verger — versions 1.2.0, 1.2.1, 1.2.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- lavender-bicycle-a5a.notion.site/Verger-RCE-26153a41781f80b694beebc22ea54579 (exploit)
Frequently asked questions
- What is CVE-2025-11273?
- CVE-2025-11273 is a medium-severity vulnerability in Lachatterie Verger, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2025-10-04.
- How severe is CVE-2025-11273?
- Medium severity. CVSS v3 base score is 6.3 out of 10.