CVE-2023-1623 — The Custom Post Type UI WordPress plugin before 1

The Custom Post Type UI WordPress plugin before 1.13.5 does not properly check for CSRF when sending the debug information to a user supplied email, which could allow attackers to make a logged in admin send such information to an arbitrary email address via a CSRF attack.

01What is this vulnerability?

The Custom Post Type UI WordPress plugin before 1.13.5 does not properly check for CSRF when sending the debug information to a user supplied email, which could allow attackers to make a logged in admin send such information to an arbitrary email address via a CSRF attack.

02Affected products

Vendor	Product	Versions
Unknown	Custom Post Type UI	0

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: 2023-04-24T18:31:01.462Z
• Last modified: 2025-02-04T16:11:33.292Z

09References

• wpscan.com — https://wpscan.com/vulnerability/a04d3808-f4fc-4d77-a1bd-be623cd7053e