Back
CVE-2021-4164Cross-Site Request Forgery (CSRF) in janeczku/calibre-web
- 7.6HighCVSS base score
- 0.56%Exploitation in 30 daysEPSS · top 53% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
calibre-web is vulnerable to Cross-Site Request Forgery (CSRF)
Timeline
ID reserved
By @huntrdev
- 24 days later
· 24 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| @huntrdevCNA (assigner) | 3.0 | High7.6 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.56% · top 53% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.6.
Affected products
janeczku · janeczku/calibre-web
- affected unspecified – < 0.6.15
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIcalibrewebGHSA-wxr6-29pv-ch68 (opens in a new tab)
References
References2
- https://huntr.dev/bounties/2debace1-a0f3-45c1-95fa-9d0512680758 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/janeczku/calibre-web/commit/785726deee13b4d56f6c3503dd57c1e3eb7d6f30 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-0734 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-wxr6-29pv-ch68 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-4164)Record last updated .