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CVE-2026-21896: Incorrect Authorization

🗓️ 08 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 7 Views

Missing permission checks in Kirby 5.0.0-5.2.1 content changes API allow unauthorized writes.

Related
Refs
ReporterTitlePublishedViews
Family
cnnvd
CNNVD
Kirby security vulnerabilities
8 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-21896
8 Jan 202618:09
–cve
cvelist
Cvelist
CVE-2026-21896 Kirby is missing permission checks in the content changes API
8 Jan 202618:09
–cvelist
euvd
EUVD
EUVD-2026-1473
8 Jan 202618:09
–euvd
github
Github Security Blog
Kirby is missing permission checks in the content changes API
8 Jan 202620:32
–github
mend
Mend
CVE-2026-21896
8 Jan 202618:09
–mend
nvd
NVD
CVE-2026-21896
8 Jan 202618:15
–nvd
osv_ghsa
osv_ghsa
GHSA-4J78-4XRM-CR2F Kirby is missing permission checks in the content changes API
8 Jan 202620:32
–osv_ghsa
ptsecurity
Positive Technologies
PT-2026-2126
8 Jan 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-21896
10 Jan 202605:41
–redhatcve
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02 Feb 2026 00:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.15.7
CVSS 45.8
EPSS0.0023
SSVC
7