SSRF in Kareadita Kavita
CVE-2026-110223
Kavita 0.9.0 through 0.9.1.4 contains a server-side request forgery vulnerability that allows authenticated users to bypass the SSRF blocklist through DNS rebinding or HTTPS redirects. Attackers can submit a URL to POST /api/Cbl/upload-cbl-file whose host rebinds or redirects to internal addresses after validation, enabling blind internal port and service probing.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/kavita-cbl-url-preflight-ssrf (third-party-advisory)
- github.com/Kareadita/Kavita/blob/879b8b73eb41d66f88dde8eb874cc99a3397eb11/Kavit… (technical-description)
- github.com/Kareadita/Kavita/blob/879b8b73eb41d66f88dde8eb874cc99a3397eb11/Kavit… (technical-description)
- github.com/Kareadita/Kavita (product)
- www.vulncheck.com/advisories/kavita-0.9.0-through-0.9.1.4-ssrf-blocklist-bypass… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110223?
- CVE-2026-110223 is a low-severity vulnerability in Kareadita Kavita, classified under Server-Side Request Forgery (SSRF). CVSS score: 3.1/10. Published 2026-10-13.
- How severe is CVE-2026-110223?
- Low severity. CVSS v3 base score is 3.1 out of 10.