CVE-2023-33289

7.5 highEPSS 1.2%

High (7.5) in urlnorm project urlnorm. EPSS 1.2% chance of exploitation in the next 30 days.

The urlnorm crate through 0.1.4 for Rust allows Regular Expression Denial of Service (ReDos) via a crafted URL to lib.rs. NOTE: the Supplier disputes this, taking the position that "Slow printing of URLs is not a CVE."

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-1333
Published: 2023-06-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

urlnorm_project:urlnorm

References

https://gist.github.com/6en6ar/b118888dc739e8979038f24c8ac33611
https://github.com/progscrape/urlnorm
https://lib.rs/crates/urlnorm
https://news.ycombinator.com/item?id=40435263
https://gist.github.com/6en6ar/b118888dc739e8979038f24c8ac33611

Check your stack JSON