Vulnerability in Caido
CVE-2026-24853
Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Caido — versions < 0.55.0
Weakness classification (CWE)
References
- github.com/caido/caido/security/advisories/GHSA-3q5q-p8vj-8783 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-24853?
- CVE-2026-24853 is a high-severity vulnerability in Caido, classified under Authentication Bypass by Spoofing. CVSS score: 8.1/10. Published 2026-02-13.
- How severe is CVE-2026-24853?
- High severity. CVSS v3 base score is 8.1 out of 10.