CVE-2026-88937knowns through 0.33.0 Path Traversal via Template Engine
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No exploitation reported and no EPSS estimate yet.
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knowns through 0.33.0 fails to properly validate template destination paths in the code generation template engine, allowing attackers to read and write arbitrary files outside the project root. Attackers can supply malicious templates that traverse directories to overwrite shell profiles, steal credentials, or achieve persistent code execution on victim systems.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-22
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
knowns-dev knowns knowns_dev:knowns (from the name) | through 0.33.0 | CNA record |
References
- https://github.com/knowns-dev/knowns/security/advisories/GHSA-68cq-4rwm-f7jrvendor-advisory
- https://github.com/knowns-dev/knowns/security/advisories/GHSA-xjcg-5j3r-m6f9vendor-advisory
- https://github.com/knowns-dev/knowns/blob/v0.33.0/internal/codegen/template_engine.go#L625-L636technical-description
- https://github.com/knowns-dev/knowns/blob/v0.33.0/internal/codegen/template_engine.go#L318-L344technical-description
- https://www.vulncheck.com/advisories/knowns-through-0.33.0-path-traversal-via-template-enginethird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.