High severity7.5NVD Advisory· Published Sep 17, 2021· Updated Jun 17, 2026
CVE-2021-3803
CVE-2021-3803
Description
nth-check is vulnerable to Inefficient Regular Expression Complexity
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
nth-checknpm | < 2.0.1 | 2.0.1 |
Affected products
10- osv-coords7 versionspkg:apk/chainguard/arangodb-3.11pkg:apk/chainguard/arangodb-3.12pkg:apk/chainguard/py3.10-captumpkg:apk/chainguard/py3.11-captumpkg:apk/chainguard/py3.12-captumpkg:apk/chainguard/py3.13-captumpkg:npm/nth-check
< 3.11.14.5-r2+ 6 more
- (no CPE)range: < 3.11.14.5-r2
- (no CPE)range: < 3.12.9.4-r15
- (no CPE)range: < 0.9.0-r1
- (no CPE)range: < 0.9.0-r1
- (no CPE)range: < 0.9.0-r1
- (no CPE)range: < 0.9.0-r1
- (no CPE)range: < 2.0.1
- Range: unspecified
Patches
Vulnerability mechanics
References
5- github.com/fb55/nth-check/commit/9894c1d2010870c351f66c6f6efcf656e26bb726nvdPatchThird Party AdvisoryWEB
- huntr.dev/bounties/8cf8cc06-d2cf-4b4e-b42c-99fafb0b04d0nvdExploitIssue TrackingPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-rp65-9cf3-cjxrghsaADVISORY
- lists.debian.org/debian-lts-announce/2023/05/msg00023.htmlnvdMailing ListThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-3803ghsaADVISORY
News mentions
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