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npm

CVE-2026-109841

undici vulnerable to Subresource Integrity bypass via non-lowercase algorithm tokens

Severity: Medium 5.9
Published: 23 Oct 2026
Last changed: 23 Oct 2026
Added to UpHeron: 24 Oct 2026
Fixed in: 7.30.1, 8.12.2
Also known as: GHSA-f72v-6w45-q472
Sources: OSV.dev and GitHub

Affected software

Software	Affected versions
undicinpm · `osv:npm:undici`	From 7.15.0 before 7.30.1 From 8.0.0 before 8.12.2

References

CVE.org https://www.cve.org/CVERecord?id=CVE-2026-109841
GitHub Advisory Database https://github.com/advisories/GHSA-f72v-6w45-q472