CVE-2026-0672

Publication date 20 January 2026

Last updated 6 July 2026

Ubuntu priority

Medium

Why this priority?

Description

When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters.

Status

Package Ubuntu Release Status
python2.7 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed in 2.7.18-13ubuntu1.5+esm8
20.04 LTS focal
Fixed in 2.7.18-1~20.04.7+esm9
18.04 LTS bionic
Fixed in 2.7.17-1~18.04ubuntu1.13+esm14
16.04 LTS xenial
Fixed in 2.7.12-1ubuntu0~16.04.18+esm19
14.04 LTS trusty
Fixed in 2.7.6-8ubuntu0.6+esm29
python3.4 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
14.04 LTS trusty
Fixed in 3.4.3-1ubuntu1~14.04.7+esm19
python3.5 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
16.04 LTS xenial
Fixed in 3.5.2-2ubuntu0~16.04.13+esm21
14.04 LTS trusty
Fixed in 3.5.2-2ubuntu0~16.04.4~14.04.1+esm9
python3.6 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
18.04 LTS bionic
Fixed in 3.6.9-1~18.04ubuntu1.13+esm8
python3.7 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
18.04 LTS bionic
Fixed in 3.7.5-2ubuntu1~18.04.2+esm9
python3.8 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed in 3.8.10-0ubuntu1~20.04.18+esm5
18.04 LTS bionic
Fixed in 3.8.0-3ubuntu1~18.04.2+esm9
python3.9 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed in 3.9.5-3ubuntu0~20.04.1+esm9
python3.10 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed in 3.10.12-1~22.04.14
python3.11 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed in 3.11.0~rc1-1~22.04.1~esm8
python3.12 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing Not in release
24.04 LTS noble
Fixed in 3.12.3-1ubuntu0.11
22.04 LTS jammy Not in release
python3.13 26.10 stonking Not in release
26.04 LTS resolute Not in release
25.10 questing
Fixed in 3.13.7-1ubuntu0.3
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
python3.14 26.10 stonking
Not affected
26.04 LTS resolute
Not affected
25.10 questing
Fixed in 3.14.0-1ubuntu0.2
24.04 LTS noble Not in release
22.04 LTS jammy Not in release

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Severity score breakdown

CVSS version: CVSS v4.0

Base score 6.0 · Medium

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

References

Related Ubuntu Security Notices (USN)

Other references

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