Description
The WP-Syntax WordPress plugin through 1.2 does not properly handle input, allowing an attacker to create a post containing a large number of tags, thereby exploiting a catastrophic backtracking issue in the regular expression processing to cause a DoS.
Scores
CVSS v3
7.5
EPSS
0.0040
EPSS Percentile
60.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1333
Status
published
Products (1)
connections-pro/wp-syntax
< 1.2
Published
Apr 19, 2025
Tracked Since
Feb 18, 2026