SB2026021953 - SUSE update for libsoup

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Main Vulnerability Database SB2026021953

SB2026021953 - SUSE update for libsoup

Published: February 19, 2026

Security Bulletin ID SB2026021953
Severity
Critical
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 50% Medium 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) CRLF injection (CVE-ID: CVE-2026-1536)

The vulnerability allows a remote attacker to inject arbitrary data in server response.

The vulnerability exists due to insufficient validation of attacker-supplied data. A remote attacker can pass specially crafted HTTP request ta to the application containing CR-LF characters and modify application behavior.


2) Stack-based buffer overflow (CVE-ID: CVE-2026-1761)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the soup_filter_input_stream_read_until() function when parsing multipart/form-data response. A remote attacker can send specially crafted data to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References