CVE-2026-1843

HIGH

Super Page Cache <= 5.2.2 - Unauthenticated Stored Cross-Site Scripting via Activity Log

Title source: llm
STIX 2.1

Description

The Super Page Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Activity Log in all versions up to, and including, 5.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

References (2)

Core 2

Scores

CVSS v3 7.2
EPSS 0.0019
EPSS Percentile 8.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
optimole/Super Page Cache < 5.2.2
Published Feb 14, 2026
Tracked Since Feb 18, 2026