CVE-2026-2443: Libsoup: out-of-bounds read in libsoup handle_partial_get() leading to heap information disclosure

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Feb

Released

2026-02-21

Last Updated

2026-09-13

EPSS Score

0.45% (percentile: 37.8%)

Affected Products (7)

Other

• 20801-17084
• 20601-17086
• 20933-17086
• 21112-17084
• 21115-21692
• 20958-17084
• 21115-17086

Security Updates (1)

• Security Update

Revision History

• 2026-02-21: Information published.
• 2026-03-03: Information published.
• 2026-03-04: Information published.
• 2026-03-25: Information published.
• 2026-03-31: Information published.
• 2026-04-29: Information published.
• 2026-09-13: Information published.