CVE-2025-5889
Description
A vulnerability was found in juliangruber brace-expansion up to 1.1.11/2.0.1/3.0.0/4.0.0. It has been rated as problematic. Affected by this issue is the function expand of the file index.js. The manipulation leads to inefficient regular expression complexity. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 1.1.12, 2.0.2, 3.0.1 and 4.0.1 is able to address this issue. The name of the patch is a5b98a4f30d7813266b221435e1eaaf25a1b0ac5. It is recommended to upgrade the affected component.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2.0.1+~1.1.0-2 |
| sid | Fixed | 2.0.1+~1.1.0-2 |
| forky | Fixed | 2.0.1+~1.1.0-2 |
| bullseye | Affected | — |
| bookworm | Affected | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | brace-expansion | >=2.0.0,<2.0.2 | 2.0.2 |
| npm | brace-expansion | >=1.0.0,<1.1.12 | 1.1.12 |
| npm | brace-expansion | >=3.0.0,<3.0.1 | 3.0.1 |
| npm | brace-expansion | >=4.0.0,<4.0.1 | 4.0.1 |
References
- https://gist.github.com/mmmsssttt404/37a40ce7d6e5ca604858fe30814d9466
- https://github.com/juliangruber/brace-expansion/pull/65/commits/a5b98a4f30d7813266b221435e1eaaf25a1b0ac5
- https://github.com/juliangruber/brace-expansion/releases/tag/v4.0.1
- https://vuldb.com/?ctiid.311660
- https://vuldb.com/?id.311660
- https://vuldb.com/?submit.585717
- https://www.suse.com/security/cve/CVE-2025-5889.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-5889
- https://github.com/juliangruber/brace-expansion/commit/0b6a9781e18e9d2769bb2931f4856d1360243ed2
- https://github.com/juliangruber/brace-expansion/commit/15f9b3c75ebf5988198241fecaebdc45eff28a9f
- https://github.com/juliangruber/brace-expansion/commit/36603d5f3599a37af9e85eda30acd7d28599c36e
- https://github.com/juliangruber/brace-expansion/commit/c3c73c8b088defc70851843be88ccc3af08e7217
- https://github.com/juliangruber/brace-expansion
- https://security-tracker.debian.org/tracker/CVE-2025-5889
CWEs
CWE-400 CWE-1333
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.