CVE-2026-1536

gir1.2-soup-3.0: A flaw was found in libsoup

CVE-2026-1536 is fixed in 10 products on 1 platform, first by gir1.2-soup-3.0 3.0.7-0ubuntu1+esm7, released January 28, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0034
28th percentile

A flaw was found in libsoup. An attacker who can control the input for the Content-Disposition header can inject CRLF (Carriage Return Line Feed) sequences into the header value. These sequences are then interpreted verbatim when the HTTP request or response is constructed, allowing arbitrary HTTP headers to be injected. This vulnerability can lead to HTTP header injection or HTTP response splitting without requiring authentication or user interaction.

Where it's fixed

ProductFixed inFixReleased
Linux
gir1.2-soup-3.0 · Ubuntu 22.04.1 LTS (jammy) 3.0.7-0ubuntu1+esm7 gir1.2-soup-3.0 3.0.7-0ubuntu1+esm7 Jan 28, 2026
gir1.2-soup-3.0 · Ubuntu 24.04.5 LTS (noble) 3.4.4-5ubuntu0.7 gir1.2-soup-3.0 3.4.4-5ubuntu0.7 Jan 28, 2026
gir1.2-soup-3.0 · Ubuntu 25.10 (questing) 3.6.5-4ubuntu0.2 gir1.2-soup-3.0 3.6.5-4ubuntu0.2 Jan 28, 2026
libsoup · opensuse-leap 15.6 3.4.4-150600.3.31.1 SUSE-SU-2026:0431-1 Feb 11, 2026
libsoup · opensuse-leap 16.0 3.6.5-160000.4.1 OPENSUSE-SU-2026:20186-1 Feb 6, 2026
libsoup · sles 15.6 3.4.4-150600.3.31.1 SUSE-SU-2026:0431-1 Feb 11, 2026
libsoup · sles 15.7 3.4.4-150600.3.31.1 SUSE-SU-2026:0431-1 Feb 11, 2026
libsoup · sles 16.0 3.6.5-160000.4.1 SUSE-SU-2026:20339-1 Feb 6, 2026
libsoup-3.0-0 · Ubuntu 22.04.1 LTS (jammy) 3.0.7-0ubuntu1+esm7 libsoup-3.0-0 3.0.7-0ubuntu1+esm7 Jan 28, 2026
libsoup-3.0-0 · Ubuntu 24.04.5 LTS (noble) 3.4.4-5ubuntu0.7 libsoup-3.0-0 3.4.4-5ubuntu0.7 Jan 28, 2026
libsoup-3.0-0 · Ubuntu 25.10 (questing) 3.6.5-4ubuntu0.2 libsoup-3.0-0 3.6.5-4ubuntu0.2 Jan 28, 2026
libsoup-3.0-common · Ubuntu 22.04.1 LTS (jammy) 3.0.7-0ubuntu1+esm7 libsoup-3.0-common 3.0.7-0ubuntu1+esm7 Jan 28, 2026
libsoup-3.0-common · Ubuntu 24.04.5 LTS (noble) 3.4.4-5ubuntu0.7 libsoup-3.0-common 3.4.4-5ubuntu0.7 Jan 28, 2026
libsoup-3.0-common · Ubuntu 25.10 (questing) 3.6.5-4ubuntu0.2 libsoup-3.0-common 3.6.5-4ubuntu0.2 Jan 28, 2026
libsoup-3.0-tests · Ubuntu 22.04.1 LTS (jammy) 3.0.7-0ubuntu1+esm7 libsoup-3.0-tests 3.0.7-0ubuntu1+esm7 Jan 28, 2026
libsoup-3.0-tests · Ubuntu 24.04.5 LTS (noble) 3.4.4-5ubuntu0.7 libsoup-3.0-tests 3.4.4-5ubuntu0.7 Jan 28, 2026
libsoup-3.0-tests · Ubuntu 25.10 (questing) 3.6.5-4ubuntu0.2 libsoup-3.0-tests 3.6.5-4ubuntu0.2 Jan 28, 2026
libsoup3 · amzn 2023 3.6.5-56.amzn2023 ALAS2023-2026-1460 Mar 2, 2026
libsoup3-debuginfo · amzn 2023 3.6.5-56.amzn2023 ALAS2023-2026-1460 Mar 2, 2026
libsoup3-debugsource · amzn 2023 3.6.5-56.amzn2023 ALAS2023-2026-1460 Mar 2, 2026
libsoup3-devel · amzn 2023 3.6.5-56.amzn2023 ALAS2023-2026-1460 Mar 2, 2026
libsoup3-doc · amzn 2023 3.6.5-56.amzn2023 ALAS2023-2026-1460 Mar 2, 2026

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