Description
The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | terser | unspecified – < 4.8.1, 5.0.0 – < unspecified, unspecified – < 5.14.2 | 4.8.1 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | node-terser | 4.8.1-1 | — |
| Debian 13 | node-terser | 4.8.1-1 | — |
| Debian 12 | node-terser | 4.8.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | node-terser +1 | No fix yet | — |
| Ubuntu 26.04 LTS | node-terser +1 | No fix yet | — |
| Ubuntu 25.10 | node-terser +1 | No fix yet | — |
| Ubuntu 24.04 LTS | node-terser +1 | No fix yet | — |
| Ubuntu 22.04 LTS | node-terser +1 | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | node-terser | No fix yet | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | js-jquery | No fix yet | — |
| Azure Linux 3 | uglify-js | 3.19.3-11 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | terser | < 4.8.1 | 4.8.1 | GHSA-4wf5-vphf-c2xc |
| npm | terser | >= 5.0.0, < 5.14.2 | 5.14.2 | GHSA-4wf5-vphf-c2xc |
Advisories 4
- WID-SEC-2023-1350 Splunk Splunk Enterprise: Mehrere Schwachstellen in Komponenten von Drittanbietern BSI CERT-Bund (WID) · Jul 1, 2026
- WID-SEC-2022-1603 IBM Tivoli Netcool/OMNIbus: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 24, 2026
- WID-SEC-2024-0528 Dell Data Protection Advisor: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 29, 2024
- WID-SEC-2022-1933 Red Hat Satellite und Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 18, 2023
References
- https://snyk.io/vuln/SNYK-JS-TERSER-2806366
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2949722
- https://github.com/terser/terser/blob/master/lib/compress/evaluate.js%23L135
- https://github.com/terser/terser/commit/a4da7349fdc92c05094f41d33d06d8cd4e90e76b
- https://github.com/terser/terser/commit/d8cc5691be980d663c29cc4d5ce67e852d597012