How severe is CVE-2025-65516?

CVE-2025-65516 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-65516 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65516?

CVE-2025-65516 affects Seafile Seafile Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65516?

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

Does CVE-2025-65516 have an EU (EUVD) identifier?

Yes. CVE-2025-65516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201190.

When was CVE-2025-65516 published?

CVE-2025-65516 was published on 2025-12-04 and last updated on 2026-06-17.

CVE-2025-65516

CVE-2025-65516 is a medium-severity vulnerability in Seafile Seafile Server with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-201190
Weakness: CWE-79
Affected product: Seafile Seafile Server
Published: 2025-12-04
Last modified: 2026-06-17

Description

A stored cross-site scripting (XSS) vulnerability was discovered in Seafile Community Edition prior to version 13.0.12. When Seafile is configured with the Golang file server, an attacker can upload a crafted SVG file containing malicious JavaScript and share it using a public link. Opening the link triggers script execution in the victim's browser. This issue has been fixed in Seafile Community Edition 13.0.12.

Frequently asked questions

What is CVE-2025-65516?: A stored cross-site scripting (XSS) vulnerability was discovered in Seafile Community Edition prior to version 13.0.12. When Seafile is configured with the Golang file server, an attacker can upload a crafted SVG file containing malicious JavaScript and share it using a public link. Opening the link triggers script execution in the victim's browser. This issue has been fixed in Seafile Community Edition 13.0.12.
How severe is CVE-2025-65516?: CVE-2025-65516 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-65516 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65516?: CVE-2025-65516 affects Seafile Seafile Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65516?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-65516 have an EU (EUVD) identifier?: Yes. CVE-2025-65516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201190.
When was CVE-2025-65516 published?: CVE-2025-65516 was published on 2025-12-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:seafile:seafile_server:*:*:*:*:community:*:*:*

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