Hi,

The following vulnerability was published for node-n3.

CVE-2026-109563[0]:
| N3.js before 2.11.1 contains a regular expression denial of service
| vulnerability in the N3Lexer number pattern that backtracks
| quadratically on long digit runs. Attackers can supply untrusted
| Turtle or N3 input containing long runs of digits that do not end a
| number, blocking the Node.js event loop and causing denial of
| service.

https://github.com/rdfjs/N3.js/pull/760
Fixed by: https://github.com/rdfjs/N3.js/commit/b1c497fddb02c4772d61916bd2634115f45f424d (v2.11.1)


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-109563
https://www.cve.org/CVERecord?id=CVE-2026-109563

Please adjust the affected versions in the BTS as needed.