How severe is CVE-2025-10209?

CVE-2025-10209 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2025-10209 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-10209?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-10209 have an EU (EUVD) identifier?

Yes. CVE-2025-10209 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27606.

When was CVE-2025-10209 published?

CVE-2025-10209 was published on 2025-09-10 and last updated on 2026-06-17.

CVE-2025-10209

CVE-2025-10209 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-27606
Weakness: CWE-266
Published: 2025-09-10
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2025-10209?: CVE-2025-10209 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2025-10209 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-10209?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-10209 have an EU (EUVD) identifier?: Yes. CVE-2025-10209 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27606.
When was CVE-2025-10209 published?: CVE-2025-10209 was published on 2025-09-10 and last updated on 2026-06-17.

References

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