CVE-2026-113500
The LiteSpeed Cache WordPress plugin before 7.9.2 does not limit one of its HTML optimization…
- Risk score
- 53/100
- CVSS
- 7.5 v3.1
- Exploit chance (30 days)
- 0.2%
- Published
- 23 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- The LiteSpeed Cache WordPress plugin before 7.9.2 does not limit one of its HTML optimization routines to stylesheet content, so it can delete the markup that closes an attribute in the rendered page, and combined with unescaped comment author output this allows unauthenticated users whose comments are published to in…
- Affected
- See advisory
- Fix
- Upgrade the product to 7.9.2 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.5 high
- Remotely exploitable without logging in
References
Original description
The LiteSpeed Cache WordPress plugin before 7.9.2 does not limit one of its HTML optimization routines to stylesheet content, so it can delete the markup that closes an attribute in the rendered page, and combined with unescaped comment author output this allows unauthenticated users whose comments are published to inject event-handler attributes that run JavaScript in the browser of any visitor, including a logged-in administrator, viewing front-end pages while the optimization is enabled.
Last activity 23 Oct 2026. Patch Forecast updates every hour.