CVE-2026-73276

NameCVE-2026-73276
DescriptionGracefulness code ignored cases that should be rejected, resulting in possible HTTP Request Smuggling opportunities. This issue affects OTP from OTP 22.2 before OTP 27.3.4.17, from OTP 28.0 before OTP 28.5.0.6, and from OTP 29.0 before OTP 29.0.6, corresponding to inets from 7.1.2 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1146603

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
erlang (PTS)bookworm1:25.2.3+dfsg-1+deb12u4vulnerable
bookworm (security)1:25.2.3+dfsg-1+deb12u1vulnerable
trixie (security), trixie1:27.3.4.1+dfsg-1+deb13u3vulnerable
forky1:29.0.4+dfsg-1vulnerable
sid1:29.0.6+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
erlangsource(unstable)1:29.0.6+dfsg-11146603

Notes

https://github.com/erlang/otp/security/advisories/GHSA-6v7q-jwgh-cx8p
https://cna.erlef.org/cves/CVE-2026-73276.html
https://osv.dev/vulnerability/EEF-CVE-2026-73276
Fixed by: https://github.com/erlang/otp/commit/6cd995e34d3bb3d36dd278dded2d62c25e71820c (OTP-29.0.6)
Fixed by: https://github.com/erlang/otp/commit/c285240c6e4b93960c5dc4f17ba04e6fdfb27a0f (OTP-28.5.0.6)
Fixed by: https://github.com/erlang/otp/commit/60add5a19e2154560fdff3fe92dba14a68bbd683 (OTP-27.3.4.17)

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