CVE-2024-6781
HighPublic exploitPath traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.
Published Aug 6, 2024 · Updated Aug 12, 2026 · Also known as DEBIAN-CVE-2024-6781, TR-24-1159, UBUNTU-CVE-2024-6781
Key Facts
Patch immediately- CVE-2024-6781 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Calibre (Calibre-Ebook).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 62% probability of exploitation in the next 30 days.
- Fixed versions are available, including Calibre 7.16.0+ds-1, Calibre <=7.14.0, Calibre 7.14.0.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
62%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2024-6781 brief as a PDF
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Description
Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.
Affected Products
16 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| CalibreCalibre-Ebook | >= 7.14.0 | 7.14.0 |
Patched Releases
Calibre
7.16.0+ds-1, <=7.14.0
Timeline
Publicly disclosed
Aug 6, 2024
Last updated
Aug 12, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2024/6xxx/CVE-2024-6781.json
- advisoryhttps://github.com/kovidgoyal/calibre/commit/38a1bf50d8cd22052ae59c513816706c6445d5e9
- advisoryhttps://github.com/kovidgoyal/calibre/commit/863abac24e7bc3e5ca0b3307362ff1953ba53fe0
- advisoryhttps://github.com/kovidgoyal/calibre/commit/bcd0ab12c41a887f8290a9b56e46c3a29038d9c4
- advisoryhttps://github.com/kovidgoyal/calibre/commit/d56574285e8859d3d715eb7829784ee74337b7d7
FAQ
Common Questions.
Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.
Affected: Calibre (Calibre-Ebook) versions >= 7.14.0. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Calibre 7.16.0+ds-1, Calibre <=7.14.0, Calibre 7.14.0.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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