Optimole < 4.2.12 - Unauthenticated Stored XSS via Srcset Descriptor Parameter

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-84829
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-16 06:16:33 UTC
Updated2026-09-16 06:16:33 UTC
DescriptionThe Optimole WordPress plugin before 4.2.12 does not properly escape a user supplied value before using it to build an image tag attribute, allowing unauthenticated users to inject arbitrary attributes into pages served to every visitor, which leads to Stored Cross-Site Scripting.

Risk And Classification

Problem Types: CWE-79 Cross-Site Scripting (XSS)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Optimole affected 4.2.3 4.2.12 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/c8489eb1-e767-4b19-a7c0-124eab843d9e [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jakub Herman (en)

CNA: WPScan (en)

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