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gnome / libsoup CVEs

Beta · best-effort

25 CVEs tagged to gnome / libsoup3 Critical, 3 High, 15 Medium, 4 Low, 0 Unrated.

CVE-2026-12549

Published Jun 22, 2026

The fix for CVE-2026-2443 was regressed by a subsequent rework commit that replaced specific overflow checks with a general signed comparison. When a client sends a Range request…

CVSS 4.8 · Medium
evidence mentions
4
Buzz score
27.6
Vendor/product tagsBeta · best-effort

CVE-2026-2708

Published Apr 23, 2026

A request smuggling vulnerability exists in libsoup's HTTP/1 header parsing logic. The soup_message_headers_append_common() function in libsoup/soup-message-headers.c unconditiona…

CVSS 3.7 · Low
evidence mentions
5
Buzz score
34.4
Vendor/product tagsBeta · best-effort

CVE-2026-5119

Published Mar 30, 2026

A flaw was found in libsoup. When establishing HTTPS tunnels through a configured HTTP proxy, sensitive session cookies are transmitted in cleartext within the initial HTTP CONNEC…

CVSS 5.9 · Medium
evidence mentions
18
Buzz score
45.9
Vendor/product tagsBeta · best-effort

CVE-2026-2436

Published Mar 26, 2026

A flaw was found in libsoup's SoupServer. A remote attacker could exploit a use-after-free vulnerability where the `soup_server_disconnect()` function frees connection objects pre…

CVSS 6.5 · Medium
evidence mentions
3
Buzz score
25.4
Vendor/product tagsBeta · best-effort

CVE-2026-2369

Published Mar 19, 2026

A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacke…

CVSS 6.5 · Medium
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-4271

Published Mar 17, 2026

A flaw was found in libsoup, a library for handling HTTP requests. This vulnerability, known as a Use-After-Free, occurs in the HTTP/2 server implementation. A remote attacker can…

CVSS 5.3 · Medium
evidence mentions
6
Buzz score
31.0
Vendor/product tagsBeta · best-effort

CVE-2026-3634

Published Mar 17, 2026

A flaw was found in libsoup. An attacker controlling the value used to set the Content-Type header can inject a Carriage Return Line Feed (CRLF) sequence due to improper input san…

CVSS 3.9 · Low
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-3633

Published Mar 17, 2026

A flaw was found in libsoup. A remote attacker, by controlling the method parameter of the `soup_message_new()` function, could inject arbitrary headers and additional request dat…

CVSS 3.9 · Low
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-3632

Published Mar 17, 2026

A flaw was found in libsoup, a library used by applications to send network requests. This vulnerability occurs because libsoup does not properly validate hostnames, allowing spec…

CVSS 3.9 · Low
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-3099

Published Mar 12, 2026

A flaw was found in Libsoup. The server-side digest authentication implementation in the SoupAuthDomainDigest class does not properly track issued nonces or enforce the required i…

CVSS 5.8 · Medium
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-2443

Published Feb 13, 2026

A flaw was identified in libsoup, a widely used HTTP library in GNOME-based systems. When processing specially crafted HTTP Range headers, the library may improperly validate requ…

CVSS 5.3 · Medium
evidence mentions
4
Buzz score
32.6
Vendor/product tagsBeta · best-effort

CVE-2026-1801

Published Feb 3, 2026

A flaw was found in libsoup, an HTTP client/server library. This HTTP Request Smuggling vulnerability arises from non-RFC-compliant parsing in the soup_filter_input_stream_read_li…

CVSS 5.3 · Medium
evidence mentions
3
Buzz score
25.4
Vendor/product tagsBeta · best-effort

CVE-2026-1539

Published Jan 28, 2026

A flaw was found in the libsoup HTTP library that can cause proxy authentication credentials to be sent to unintended destinations. When handling HTTP redirects, libsoup removes t…

CVSS 5.8 · Medium
evidence mentions
2
Buzz score
21.0
Vendor/product tagsBeta · best-effort

CVE-2026-1536

Published Jan 28, 2026

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.…

CVSS 5.8 · Medium
evidence mentions
3
Buzz score
25.4
Vendor/product tagsBeta · best-effort

CVE-2026-1467

Published Jan 27, 2026

A flaw was found in libsoup, an HTTP client library. This vulnerability, known as CRLF (Carriage Return Line Feed) Injection, occurs when an HTTP proxy is configured and the libra…

CVSS 5.8 · Medium
evidence mentions
3
Buzz score
25.4
Vendor/product tagsBeta · best-effort

CVE-2024-52532

Published Nov 11, 2024

GNOME libsoup before 3.6.1 has an infinite loop, and memory consumption. during the reading of certain patterns of WebSocket data from clients.

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2024-52531

Published Nov 11, 2024

GNOME libsoup before 3.6.1 allows a buffer overflow in applications that perform conversion to UTF-8 in soup_header_parse_param_list_strict. There is a plausible way to reach this…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2024-52530

Published Nov 11, 2024

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: chunk…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2019-17266

Published Oct 6, 2019

libsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message's leng…

CVSS 9.8 · Critical
Vendor/product tagsBeta · best-effort

CVE-2018-11713

Published Jun 4, 2018

WebCore/platform/network/soup/SocketStreamHandleImplSoup.cpp in the libsoup network backend of WebKit, as used in WebKitGTK+ prior to version 2.20.0 or without libsoup 2.62.0, une…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2017-2885

Published Apr 24, 2018

An exploitable stack based buffer overflow vulnerability exists in the GNOME libsoup 2.58. A specially crafted HTTP request can cause a stack overflow resulting in remote code exe…

CVSS 9.8 · Critical

CVE-2012-2132

Published Aug 20, 2012

libsoup 2.32.2 and earlier does not validate certificates or clear the trust flag when the ssl-ca-file does not exist, which allows remote attackers to bypass authentication by co…

CVSS 5.0 · Medium
Vendor/product tagsBeta · best-effort

CVE-2011-2524

Published Aug 31, 2011

Directory traversal vulnerability in soup-uri.c in SoupServer in libsoup before 2.35.4 allows remote attackers to read arbitrary files via a %2e%2e (encoded dot dot) in a URI.

CVSS 5.0 · Medium
Vendor/product tagsBeta · best-effort
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