Vulnerability · Published Sep 4, 2023 · Assigned by WPScan

CVE-2023-4284Post Timeline < 2.2.6 - Reflected XSS

Medium 6.1

In plain English

A medium-severity security flaw in Post Timeline from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 55% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.

Severity (CVSS NVD)6.1Medium

Exploit odds (30 days)0.8%top 44.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack tooling1Nuclei

Official description

The Post Timeline WordPress plugin before 2.2.6 does not sanitise and escape an invalid nonce before outputting it back in an AJAX response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products (as reported)

Vendor	Product	Versions
Unknown	Post Timeline	0 – before 2.2.6

References

https://wpscan.com/vulnerability/1c126869-0afa-456f-94cc-10334964e5f9 exploit, vdb-entry, technical-description