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Description

The Carta Online plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.13.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

PUBLISHED Reserved 2026-01-16 | Published 2026-03-07 | Updated 2026-03-07 | Assigner Wordfence




MEDIUM: 4.4CVSS:3.1/AV:N/AC:H/PR:H/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

2026-03-06:Disclosed

Credits

Bhumividh Treloges finder

References

www.wordfence.com/...-54dd-4bdf-9c7c-e880c934ddc9?source=cve

plugins.trac.wordpress.org/...-online/trunk/carta-online.php

plugins.trac.wordpress.org/...e/tags/2.13.0/carta-online.php

cve.org (CVE-2026-1071)

nvd.nist.gov (CVE-2026-1071)

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