CVE-2023-27459 — Deserialization of Untrusted Data vulnerability in WPEverest User Registration

Deserialization of Untrusted Data vulnerability in WPEverest User Registration.This issue affects User Registration: from n/a through 2.3.2.1.

01What is this vulnerability?

Deserialization of Untrusted Data vulnerability in WPEverest User Registration.This issue affects User Registration: from n/a through 2.3.2.1.

02Affected products

Vendor	Product	Versions
WPEverest	User Registration	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: 2024-03-26T20:01:36.479Z
• Last modified: 2024-08-02T14:37:16.271Z

09References

• patchstack.com — https://patchstack.com/database/vulnerability/user-registration/wordpress-user-r…