CVE-2022-23049

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-02-09 · updated 2026-06-17
Weakness: CWE-79

Description

Exponent CMS 2.6.0patch2 allows an authenticated user to inject persistent JavaScript code on the "User-Agent" header when logging in. When an administrator user visits the "User Sessions" tab, the JavaScript will be triggered allowing an attacker to compromise the administrator session.

Affected products

Exponent CMS: 2.6.0-patch2

References

https://exponentcms.lighthouseapp.com/projects/61783/tickets/1461
https://fluidattacks.com/advisories/cobain/
https://github.com/exponentcms/exponent-cms/issues/1546
https://exponentcms.lighthouseapp.com/projects/61783/tickets/1461
https://fluidattacks.com/advisories/cobain/
https://github.com/exponentcms/exponent-cms/issues/1546

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