How severe is CVE-2025-52133?

CVE-2025-52133 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-52133 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-52133?

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

Does CVE-2025-52133 have an EU (EUVD) identifier?

Yes. CVE-2025-52133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23460.

When was CVE-2025-52133 published?

CVE-2025-52133 was published on 2025-08-03 and last updated on 2026-06-17.

CVE-2025-52133

CVE-2025-52133 is a medium-severity vulnerability with a CVSS 3.x base score of 6.4. 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 6.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23460
Weakness: CWE-79
Published: 2025-08-03
Last modified: 2026-06-17

Description

The Mocca Calendar application before 2.15 for XWiki allows XSS via a title upon calendar import.

Frequently asked questions

What is CVE-2025-52133?: The Mocca Calendar application before 2.15 for XWiki allows XSS via a title upon calendar import.
How severe is CVE-2025-52133?: CVE-2025-52133 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-52133 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-52133?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-52133 have an EU (EUVD) identifier?: Yes. CVE-2025-52133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23460.
When was CVE-2025-52133 published?: CVE-2025-52133 was published on 2025-08-03 and last updated on 2026-06-17.

References

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