CVE-2026-13147
CRITICAL
Published Jul 20, 2026
Modified Jul 20, 2026
Description
The Kirki WordPress plugin before 6.0.12 does not validate a user-supplied URL before requesting it server-side, allowing unauthenticated attackers to make the site issue HTTP requests to arbitrary hosts (Server-Side Request Forgery).
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CVSS v3.1 Score
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS — Exploit Prediction
0.0025
Probability of exploitation
0.17%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Frequently Asked Questions
What is CVE-2026-13147? +
The Kirki WordPress plugin before 6.0.12 does not validate a user-supplied URL before requesting it server-side, allowing unauthenticated attackers to make the site issue HTTP requests to arbitrary hosts (Server-Side Request Forgery). It has a CVSS v3.1 base score of 9.1 (CRITICAL).
How severe is CVE-2026-13147? +
CVE-2026-13147 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-13147? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
