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Description

The Robin Image Optimizer – Unlimited Image Optimization & WebP Converter plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Alternative Text' field of a Media Library image in all versions up to, and including, 2.0.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

PUBLISHED Reserved 2026-01-22 | Published 2026-02-05 | Updated 2026-02-05 | Assigner Wordfence




MEDIUM: 6.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Default status
unaffected

* (semver)
affected

Timeline

2026-01-22:Vendor Notified
2026-02-04:Disclosed

Credits

Vincent Theriault-Laine finder

References

www.wordfence.com/...-8d13-46bf-99ef-76698cd62a41?source=cve

plugins.trac.wordpress.org/...l-for-webp/src/PictureTags.php

cve.org (CVE-2026-1319)

nvd.nist.gov (CVE-2026-1319)

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