Vulnerability · CVE-2025-52131
The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.
Published Aug 3, 2025 · catalog updated Aug 7, 2025 · Mocca Calendar
Last checked Oct 27, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-52131. EPSS is 0.27%. Act only if a listed version of Mocca Calendar is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-52132 · Medium
- CVE-2025-52133 · Medium
- Severity
- Medium6.4
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.27%
- Remediation
- Version ranges on file
- Affected products
- vendor xwiki-contrib Mocca Calendar 0 <2.15
The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor xwiki-contrib Mocca Calendar 0 <2.150 <2.15
How to fix CVE-2025-52131
Upgrade
CVE-2025-52131 lists a fix boundary at 2.15. Compare the installed build with that boundary before you change production.
Version check
Seen in 0 <2.15
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-52131. EPSS is 0.27%. Act only if a listed version of Mocca Calendar is installed.
Which versions are affected?
Compare what you have installed with xwiki-contrib Mocca Calendar 0 <2.15 0 <2.15. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Aug 3, 2025 · EUVD
Detected
The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.
Aug 7, 2025 · EUVD
Updated
The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.
Sources
- CVE.orgVulnerability recordCVE-2025-52131
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-52131
30-day exploitation probability 0.27%
first.org - EUVDVulnerability recordEUVD-2025-23461
The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSOct 27, 2026
- CVE.orgOct 21, 2026
- EUVDOct 20, 2026