How severe is CVE-2025-65621?

CVE-2025-65621 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 user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-65621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65621?

CVE-2025-65621 affects Snipeitapp Snipe-it. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65621?

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

Does CVE-2025-65621 have an EU (EUVD) identifier?

Yes. CVE-2025-65621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200080.

When was CVE-2025-65621 published?

CVE-2025-65621 was published on 2025-12-01 and last updated on 2026-07-05.

CVE-2025-65621

CVE-2025-65621 is a medium-severity vulnerability in Snipeitapp Snipe-it 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-200080
Weakness: CWE-79
Affected product: Snipeitapp Snipe-it
Published: 2025-12-01
Last modified: 2026-07-05

Description

Snipe-IT before 8.3.4 allows stored XSS, allowing a low-privileged authenticated user to inject JavaScript that executes in an administrator's session, enabling privilege escalation.

Frequently asked questions

What is CVE-2025-65621?: Snipe-IT before 8.3.4 allows stored XSS, allowing a low-privileged authenticated user to inject JavaScript that executes in an administrator's session, enabling privilege escalation.
How severe is CVE-2025-65621?: CVE-2025-65621 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 user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-65621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65621?: CVE-2025-65621 affects Snipeitapp Snipe-it. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65621?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-65621 have an EU (EUVD) identifier?: Yes. CVE-2025-65621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200080.
When was CVE-2025-65621 published?: CVE-2025-65621 was published on 2025-12-01 and last updated on 2026-07-05.

References

https://github.com/firef0x00/vulnerability-research/tree/main/CVE-2025-65621

EU advisories (EUVD)

http://snipeitapp.com

Affected products (1)

cpe:2.3:a:snipeitapp:snipe-it:*:*:*:*:*:*:*:*

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