Vulnerability · Published Sep 30, 2026 · Assigned by Patchstack
CVE-2026-97246WordPress ShortPixel Image Optimizer plugin <= 6.5.5 - PHP Object Injection vulnerability
Medium 4.9
In plain English
A medium-severity unsafe deserialization in ShortPixel Image Optimizer from ShortPixel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)0.2%top 89.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Deserialization of Untrusted Data vulnerability in ShortPixel ShortPixel Image Optimizer shortpixel-image-optimiser allows Object Injection.This issue affects ShortPixel Image Optimizer: from n/a through 6.5.5.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ShortPixel | ShortPixel Image Optimizer | 0 – through 6.5.5 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N