XSS in Exponentcms Exponent Cms
CVE-2022-23049
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.030 (87.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Exponentcms Exponent Cms — versions 2.6.0
- Exponent Cms — versions v2.6.0patch2
Weakness classification (CWE)
References
- github.com/exponentcms/exponent-cms/issues/1546 (Exploit, Third Party Advisory, Issue Tracking)
- fluidattacks.com/advisories/cobain/ (Exploit, Third Party Advisory, Issue Tracking)
- exponentcms.lighthouseapp.com/projects/61783/tickets/1461 (Exploit, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-23049?
- CVE-2022-23049 is a medium-severity vulnerability in Exponentcms Exponent Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-02-09.
- How severe is CVE-2022-23049?
- Medium severity. CVSS v3 base score is 5.4 out of 10.