What is CVE-2023-46303?

CVE-2023-46303 is a high-severity vulnerability in Calibre-ebook Calibre, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2023-10-22.

How severe is CVE-2023-46303?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-46303 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Calibre-ebook Calibre

CVE-2023-46303

link_to_local_path in ebooks/conversion/plugins/html_input.py in calibre before 6.19.0 can, by default, add resources outside of the document root.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.014 (68.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Calibre-ebook Calibre
N/a — versions n/a

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Product)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-46303?: CVE-2023-46303 is a high-severity vulnerability in Calibre-ebook Calibre, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2023-10-22.
How severe is CVE-2023-46303?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-46303 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.