CVE-2026-73276

Publication date 1 September 2026

Last updated 28 September 2026

Ubuntu priority

Medium

Why this priority?

Description

Gracefulness 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.

Status

Package Ubuntu Release Status
erlang 26.04 LTS resolute
Fixed 1:27.3.4.6+dfsg-1ubuntu0.1
24.04 LTS noble
Fixed 1:25.3.2.8+dfsg-1ubuntu4.7
22.04 LTS jammy
Fixed 1:24.2.1+dfsg-1ubuntu0.7
20.04 LTS focal
Fixed 1:22.2.7+dfsg-1ubuntu0.5+esm2
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro 30-day free trial

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
erlang

Severity score breakdown

CVSS version: CVSS v4.0

Base score 8.3 · High

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N

References

Related Ubuntu Security Notices (USN)

    • USN-8827-1
    • Erlang vulnerabilities
    • 28 September 2026

Other references

Access our resources on patching vulnerabilities