Description
A vulnerability was found in markdown-it up to 2.x. It has been classified as problematic. Affected is an unknown function of the file lib/common/html_re.js. The manipulation leads to inefficient regular expression complexity. Upgrading to version 3.0.0 is able to address this issue. The name of the patch is 89c8620157d6e38f9872811620d25138fc9d1b0d. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216852.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | markdown-it | 2.x | — |
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | node-markdown-it | No fix yet | — |
| Ubuntu 26.04 LTS | node-markdown-it | No fix yet | — |
| Ubuntu 25.10 | node-markdown-it | No fix yet | — |
| Ubuntu 24.04 LTS | node-markdown-it | No fix yet | — |
| Ubuntu 22.04 LTS | node-markdown-it | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | markdown-it | < 3.0.0 | 3.0.0 | GHSA-j5p7-jf4q-742q |
References
- https://vuldb.com/?id.216852 vdb-entry
- https://vuldb.com/?ctiid.216852 signature permissions-required
- https://github.com/markdown-it/markdown-it/commit/89c8620157d6e38f9872811620d25138fc9d1b0d patch
- https://github.com/markdown-it/markdown-it/releases/tag/3.0.0 patch