CVE-2024-52530 Other in n/a

High 7.5 Published Updated

Attackers can perform HTTP request smuggling in specific configurations by exploiting null byte handling in header names, bypassing security controls.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-52530?

CVE-2024-52530 is a high-severity vulnerability in n/a, published on 11 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

GNOME libsoup before 3.6.0 allows HTTP request smuggling in some configurations because '\0' characters at the end of header names are ignored, i.e., a "Transfer-Encoding\0: chunked" header is treated the same as a "Transfer-Encoding: chunked" header.

Weakness: CWE-444

Which versions are affected by CVE-2024-52530?

It affects 1 product.

Linux distribution packages (40)
libsoup-debuginfo Red Hat:rhel_aus:8.2::appstreamAll versions0:2.62.3-1.el8_2.1
libsoup-debugsource Red Hat:rhel_aus:8.2::appstreamAll versions0:2.62.3-1.el8_2.1
libsoup-devel Red Hat:rhel_aus:8.2::appstreamAll versions0:2.62.3-1.el8_2.1
libsoup Red Hat:rhel_aus:8.2::baseosAll versions0:2.62.3-1.el8_2.1
libsoup-debuginfo Red Hat:rhel_aus:8.2::baseosAll versions0:2.62.3-1.el8_2.1
libsoup-debugsource Red Hat:rhel_aus:8.2::baseosAll versions0:2.62.3-1.el8_2.1
libsoup-debuginfo Red Hat:rhel_aus:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup-debugsource Red Hat:rhel_aus:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup-devel Red Hat:rhel_aus:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup Red Hat:rhel_aus:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debuginfo Red Hat:rhel_aus:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debugsource Red Hat:rhel_aus:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debuginfo Red Hat:rhel_aus:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup-debugsource Red Hat:rhel_aus:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup-devel Red Hat:rhel_aus:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup Red Hat:rhel_aus:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup-debuginfo Red Hat:rhel_aus:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup-debugsource Red Hat:rhel_aus:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup-debuginfo Red Hat:rhel_e4s:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup-debugsource Red Hat:rhel_e4s:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup-devel Red Hat:rhel_e4s:8.4::appstreamAll versions0:2.62.3-2.el8_4.1
libsoup Red Hat:rhel_e4s:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debuginfo Red Hat:rhel_e4s:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debugsource Red Hat:rhel_e4s:8.4::baseosAll versions0:2.62.3-2.el8_4.1
libsoup-debuginfo Red Hat:rhel_e4s:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup-debugsource Red Hat:rhel_e4s:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup-devel Red Hat:rhel_e4s:8.6::appstreamAll versions0:2.62.3-2.el8_6.1
libsoup Red Hat:rhel_e4s:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup-debuginfo Red Hat:rhel_e4s:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup-debugsource Red Hat:rhel_e4s:8.6::baseosAll versions0:2.62.3-2.el8_6.1
libsoup Red Hat:rhel_e4s:9.0::appstreamAll versions0:2.72.0-8.el9_0.1
libsoup-debuginfo Red Hat:rhel_e4s:9.0::appstreamAll versions0:2.72.0-8.el9_0.1
libsoup-debugsource Red Hat:rhel_e4s:9.0::appstreamAll versions0:2.72.0-8.el9_0.1
libsoup-devel Red Hat:rhel_e4s:9.0::appstreamAll versions0:2.72.0-8.el9_0.1
libsoup Red Hat:rhel_els:7All versions0:2.62.2-3.el7_9
libsoup-debuginfo Red Hat:rhel_els:7All versions0:2.62.2-3.el7_9
libsoup-devel Red Hat:rhel_els:7All versions0:2.62.2-3.el7_9
libsoup-debuginfo Red Hat:rhel_eus:8.8::appstreamAll versions0:2.62.3-3.el8_8.1
libsoup-debugsource Red Hat:rhel_eus:8.8::appstreamAll versions0:2.62.3-3.el8_8.1
libsoup-devel Red Hat:rhel_eus:8.8::appstreamAll versions0:2.62.3-3.el8_8.1

Products include Gnome Libsoup.

How do I fix CVE-2024-52530?

Upgrade to a fixed version.

Is CVE-2024-52530 being exploited?

There is no known exploitation of CVE-2024-52530 in the wild and no public exploit code.

Sources

Also known as AZL-53036, AZL-53159, CLSA-2025-1745530844, DEBIAN-CVE-2024-52530, GHSA-37r8-854r-595c, JLSEC-2026-1277 and 10 more.

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