CVE-2021-4306 json
cronvel terminal-kit redos
published 2023-01-07 3 y ago modified 2026-06-17 4 mo ago also GHSA-wxgh-8gmr-3qh3 , EUVD-2023-0580
- cvss
- 3.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- npm terminal-kit 2.1.8
- terminal-kit_project terminal-kit 2.1.8
Exploit prediction
1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| CNA | 3.0 | 3.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| CNA | 2.0 | 2.3 | AV:A/AC:M/Au:S/C:N/I:N/A:P |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | terminal-kit | <2.1.8 |
2.1.8 |
Affected products
- cronvel terminal-kit
Classification
- Weakness
-
- CWE-1333 Inefficient Regular Expression Complexity
References
-
github.com
/cronvel/terminal-kit/commit/a2e446cc3927b559d0281683feb9b821e83b758c
patch, web, third-party-advisory
-
github.com
/cronvel/terminal-kit/releases/tag/v2.1.8
patch, web, release-notes, third-party-advisory
-
vuldb.com
/?id.217620
vdb-entry, technical-description, web, third-party-advisory
-
vuldb.com
/?ctiid.217620
signature, permissions-required, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-4306
advisory
-
github.com
/cronvel/terminal-kit
package
Sources
- CVE List CVE-2021-4306
- GitHub Advisory GHSA-wxgh-8gmr-3qh3
- NVD CVE-2021-4306
Fencer Vulns 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.