CVE-2021-4306cronvel terminal-kit redos
- 3.5LowCVSS base score
- 1.0%Exploitation in 30 daysEPSS · top 36% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A vulnerability classified as problematic has been found in cronvel terminal-kit up to 2.1.7. Affected is an unknown function. The manipulation leads to inefficient regular expression complexity. Upgrading to version 2.1.8 is able to address this issue. The name of the patch is a2e446cc3927b559d0281683feb9b821e83b758c. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217620.
Timeline
ID reserved
By VulDB
Published
- 19 months later
· 19 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 3.1 | Low3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| VulDBCNA (assigner) | 3.0 | Low3.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| VulDBCNA (assigner) | 2.0 | Low2.3 | AV:A/AC:M/Au:S/C:N/I:N/A:P |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Affected products
- affected 2.1.0
- affected 2.1.1
- affected 2.1.2
- affected 2.1.3
- affected 2.1.4
- affected 2.1.5
- affected 2.1.6
- affected 2.1.7
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmterminal-kitGHSA-wxgh-8gmr-3qh3 (opens in a new tab)
References
References4
- https://vuldb.com/?id.217620 (opens in a new tab)vdb-entrytechnical-descriptionx_transferred
- https://vuldb.com/?ctiid.217620 (opens in a new tab)signaturepermissions-requiredx_transferred
- https://github.com/cronvel/terminal-kit/commit/a2e446cc3927b559d0281683feb9b821e83b758c (opens in a new tab)patchx_transferred
- https://github.com/cronvel/terminal-kit/releases/tag/v2.1.8 (opens in a new tab)patchx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-0580 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-wxgh-8gmr-3qh3 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-4306)Record last updated .