CVE-2026-110637 json
buildebooks before 0.2.2 OS Command Injection via kindlegen EPUB File Name
published 26d ago modified 25d ago also EUVD-2026-101265
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
buildebooks before 0.2.2 contains an OS command injection vulnerability in lib/kindle.js that allows attackers to execute commands by supplying a crafted EPUB file name passed to kindlegen via child_process.exec. Attackers can craft a book project with a malicious front-matter filename or project folder name and kindle: true to execute OS commands as the user running buildebooks.
Patch / fix
- wastemobile buildebooks 0.2.2
- github.com/wastemobile/buildebooks@123776c commit
- github.com/wastemobile/buildebooks#12 pull request
Is CVE-2026-110637 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 26d ago
Exploit prediction
1.15% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- wastemobile buildebooks
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
github.com
/wastemobile/buildebooks/pull/12
issue-tracking, patch
-
github.com
/wastemobile/buildebooks/commit/123776c9ef61e8075ada2f7da2f7046f6a8078d9
patch
-
github.com
/wastemobile/buildebooks/blob/7fc313485447d9359fb38fda3cbc2ed60ce69fe7/lib/kindle.js#L5-L12
technical-description
-
github.com
/wastemobile/buildebooks
product
-
vulncheck.com
/advisories/buildebooks-before-0.2.2-os-command-injection-via-kindlegen-epub-file-name
third-party-advisory
Sources
- CVE List CVE-2026-110637
- NVD CVE-2026-110637
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.