Ewww Image Optimizer: A security weakness
Ewww Image Optimizer is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- Ewww Image Optimizer
- Plugin slug
ewww-image-optimizer- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- May 05, 2021
- Weakness
- NVD-CWE-noinfo
This CVE was published May 05, 2021 and is one of 4 known issues for this plugin.
Update, patch or deactivate.
Update Ewww Image Optimizer to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
EWWW Image Optimizer before 2.8.5 allows remote command execution because it relies on a protection mechanism involving boolval, which is unavailable before PHP 5.5.
NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H