Known Vulnerabilities for Libsoup by Gnome

Listed below are 10 of the newest known vulnerabilities associated with "Libsoup" by "Gnome".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-103399 json A flaw was found in SoupServer (libsoup). When an HTTP/1.x client sends a request with Expect: 100-continue and a request bod... Not Provided 2026-09-30 2026-09-30
CVE-2026-102560 json A flaw was found in libsoup. When the permessage-deflate WebSocket extension compresses a very large outgoing message, trunca... Not Provided 2026-09-29 2026-09-29
CVE-2026-102559 json A flaw was found in libsoup. When constructing a masked WebSocket client frame for a very large outgoing payload, size values... Not Provided 2026-09-29 2026-09-30
CVE-2026-102558 json A flaw was found in libsoup. When max-incoming-payload-size is unlimited (0), SoupWebsocketConnection could grow its incoming... Not Provided 2026-09-29 2026-09-30
CVE-2026-102557 json A flaw was found in libsoup. When reassembling fragmented WebSocket messages into a GByteArray, libsoup did not adequately ca... Not Provided 2026-09-29 2026-09-30
CVE-2026-102556 json A flaw was found in libsoup. When handling an incoming WebSocket Pong frame, SoupWebsocketConnection emitted the ::pong signa... Not Provided 2026-09-29 2026-09-29
CVE-2026-102555 json A flaw was found in libsoup. The soup_uri_decode_data_uri() function incorrectly treated base64 data-URI payloads as NUL-term... Not Provided 2026-09-29 2026-09-29
CVE-2026-85534 json A flaw was found in libsoup. When a client sends an HTTP/2 request body from a non-pollable input stream, the library can buf... Not Provided 2026-09-04 2026-09-04
CVE-2026-85197 json A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle (MITM) attacker can exploit a heap use-after-fr... Not Provided 2026-09-04 2026-09-16
CVE-2026-77680 json An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. ... Not Provided 2026-08-25 2026-08-26
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationGnomeLibsoup2.68.2
ApplicationGnomeLibsoup2.68.1
ApplicationGnomeLibsoup2.68.0
ApplicationGnomeLibsoup2.67.93
ApplicationGnomeLibsoup2.67.92
ApplicationGnomeLibsoup2.67.91
ApplicationGnomeLibsoup2.67.90
ApplicationGnomeLibsoup2.67.3
ApplicationGnomeLibsoup2.67.2
ApplicationGnomeLibsoup2.67.1
ApplicationGnomeLibsoup2.66.4
ApplicationGnomeLibsoup2.66.3
ApplicationGnomeLibsoup2.66.2
ApplicationGnomeLibsoup2.66.1
ApplicationGnomeLibsoup2.66.0
ApplicationGnomeLibsoup2.66
ApplicationGnomeLibsoup2.65.92
ApplicationGnomeLibsoup2.65.91
ApplicationGnomeLibsoup2.65.90
ApplicationGnomeLibsoup2.65.2
Results limited to 20 most recent known configurations

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