XSS in Getkirby Kirby
CVE-2021-29460
Kirby is an open source CMS. An editor with write access to the Kirby Panel can upload an SVG file that contains harmful content like `<script>` tags. The direct link to that file can be sent to other users or visitors of the site. If the…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.011 (78.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.
Affected products
- Getkirby Kirby — versions < 3.5.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/getkirby/kirby/security/advisories/GHSA-qgp4-5qx6-548g (x_refsource_CONFIRM)
- github.com/getkirby/kirby/releases/tag/3.5.4 (x_refsource_MISC)
- packetstormsecurity.com/files/162359/Kirby-CMS-3.5.3.1-Cross-Site-Scripting.html (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-29460?
- CVE-2021-29460 is a high-severity vulnerability in Getkirby Kirby, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2021-04-27.
- How severe is CVE-2021-29460?
- High severity. CVSS v3 base score is 7.6 out of 10.
- Is CVE-2021-29460 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.