CVE-2022-45814 — Stored Cross-Site Scripting (XSS) vulnerability in Fabian von Allmen WP Calendar

Stored Cross-Site Scripting (XSS) vulnerability in Fabian von Allmen WP Calendar plugin <= 1.5.3 versions.

01What is this vulnerability?

Stored Cross-Site Scripting (XSS) vulnerability in Fabian von Allmen WP Calendar plugin <= 1.5.3 versions.

02Affected products

Vendor	Product	Versions
Fabian von Allmen	WP Calendar	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-03-17T13:32:03.059Z
• Last modified: 2025-02-19T21:40:39.466Z

09References

• patchstack.com — https://patchstack.com/database/vulnerability/wp-calendar/wordpress-wp-calendar-…