CVE catalog
CVE-2021-23364
node-browserslist: CVE-2021-23364
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.38% · Oct 25, 2026
The package browserslist from 4.0.0 and before 4.16.5 are vulnerable to Regular Expression Denial of Service (ReDoS) during parsing of queries.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | node-browserslist | sid | 4.28.7+~cs8.16.65-1 | fixed |
| Debian | node-browserslist | forky | 4.28.7+~cs8.16.65-1 | fixed |
| Debian | node-browserslist | trixie | 4.25.0+~cs6.3.22-1 | fixed |
| Debian | node-browserslist | bookworm | 4.21.4+~cs6.1.17-2 | fixed |
| Ubuntu | node-browserslist | 18.04 | 2.11.3-1 | vulnerable |
| Ubuntu | node-browserslist | 18.04 | 2.11.3-1build3 | vulnerable |
| Ubuntu | node-browserslist | 18.04 | 2.11.3-1build4 | vulnerable |
| Ubuntu | node-browserslist | 20.04 | 2.11.3-1build4 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.16.3+~cs5.4.72-3 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.17.0+~cs5.6.76-1 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.18.1+~cs5.1.2-1 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.19.1+~cs5.1.2-1 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.19.1+repack+~cs5.1.2-2 | vulnerable |
| Ubuntu | node-browserslist | 22.04 | 4.19.3+~cs5.1.3-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | node-browserslist | source | sid | 4.16.3+~cs5.4.72-2 | not yet assigned | Not reported | [987792] |
| Debian | node-browserslist | source | forky | 4.16.3+~cs5.4.72-2 | not yet assigned | Not reported | [987792] |
| Debian | node-browserslist | source | trixie | 4.16.3+~cs5.4.72-2 | not yet assigned | Not reported | [987792] |
| Debian | node-browserslist | source | bookworm | 4.16.3+~cs5.4.72-2 | not yet assigned | Not reported | [987792] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [node-browserslist]Fixed
Details (2)
4.21.4+~cs6.1.17-2· all · bookwormFixed · Fixed:
4.16.3+~cs5.4.72-2dsa · node-browserslist · debian · bookworm; dsa · node-browserslist · debian · 12
4.21.4+~cs6.1.17-2· all · bookwormFixed · Fixed:
4.16.3+~cs5.4.72-2dsa · node-browserslist · debian · bookworm; dsa · node-browserslist · debian · 12
[Debian 13 (Trixie)]
- [node-browserslist]Fixed
Details (2)
4.25.0+~cs6.3.22-1· all · trixieFixed · Fixed:
4.16.3+~cs5.4.72-2dsa · node-browserslist · debian · 13
4.25.0+~cs6.3.22-1· all · trixieFixed · Fixed:
4.16.3+~cs5.4.72-2dsa · node-browserslist · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-23364]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-23364]
- [https://security-tracker.debian.org/tracker/CVE-2021-23364]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-23364.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0809.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]