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CVE-2026-66337

MEDIUM
6.5
CVSS Severity Score
EPSS Score0.0000%
EPSS Percentile0.00th
Published2026-07-24
Last Modified2026-07-24
Data SourcesNVD

Vulnerability Description

A flaw was found in libsoup. An unsigned integer underflow in the soup_filter_input_stream_read_until() function causes a heap buffer over-read when parsing multipart HTTP responses. A malicious HTTP server can exploit this by sending a crafted multipart response, potentially causing the client application to crash or disclose sensitive heap memory.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://access.redhat.com/security/cve/CVE-2026-66337
🔗 https://bugzilla.redhat.com/show_bug.cgi?id=2506949

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