Auth bypass in Papermerge Dms
CVE-2025-10209
A security flaw has been discovered in Papermerge DMS up to 3.5.3. This issue affects some unknown processing of the component Authorization Token Handler. Performing manipulation results in improper authorization. The attack can be initiated remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (18.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.9% 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
- Papermerge Dms — versions 3.5.0, 3.5.1, 3.5.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- docs.google.com/document/d/19j0mCR-QOuhlxAJMir00Z8_MZdydVdmE_Ak09ra2NHw/edit (exploit)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0
Frequently asked questions
- What is CVE-2025-10209?
- CVE-2025-10209 is a medium-severity vulnerability in Papermerge Dms, classified under Incorrect Privilege Assignment. CVSS score: 5.4/10. Published 2025-09-10.
- How severe is CVE-2025-10209?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2025-10209 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.