CVE-2017-16807 — A cross-site Scripting (XSS) vulnerability in Kirby Panel before 2

A cross-site Scripting (XSS) vulnerability in Kirby Panel before 2.3.3, 2.4.x before 2.4.2, and 2.5.x before 2.5.7 exists when displaying a specially prepared SVG document that has been uploaded as a content file.

01What is this vulnerability?

A cross-site Scripting (XSS) vulnerability in Kirby Panel before 2.3.3, 2.4.x before 2.4.2, and 2.5.x before 2.5.7 exists when displaying a specially prepared SVG document that has been uploaded as a content file.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2017-11-13T21:29:00.330
• Last modified: 2026-05-13T00:24:29.033

09References

• getkirby.com — https://getkirby.com/changelog/kirby-2-5-7
• packetstormsecurity.com — https://packetstormsecurity.com/files/144965/KirbyCMS-Cross-Site-Scripting.html
• www.exploit-db.com — https://www.exploit-db.com/exploits/43140/
• getkirby.com — https://getkirby.com/changelog/kirby-2-5-7
• packetstormsecurity.com — https://packetstormsecurity.com/files/144965/KirbyCMS-Cross-Site-Scripting.html
• www.exploit-db.com — https://www.exploit-db.com/exploits/43140/