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CVE-2025-11021VulnerabilityPublished Updated

SUSE · Security update for libsoup

Affects SUSESource GCVE Database

0
Authoritative record:CVE-2025-11021· High 7.5

Not known to be exploited · CVSS 7.5 High : upgrade SUSE to 10.2.0 soon.

Data as of 26 Oct 2026, 08:30 UTC

CVSS base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 10.2.0

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Sep 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade SUSE to 10.2.0.

Affected software

ProductAffectedFixed in
SUSE Product Security Team SUSEAffected
  • =0
  • <=3.6.5
  • <10.2.0 >=10.0
  • >=10.0 <10.2.0
Fixed in
  • 10.2.0

AI-suggested

Patches are available and should be applied promptly. Red Hat and SUSE have released updated packages for libsoup that fix these vulnerabilities. Users should update to the fixed versions as per the vendor advisories. No additional mitigations are specified beyond applying the official patches.

Description

This security update for libsoup addresses multiple high-severity vulnerabilities including an out-of-bounds read in cookie date handling, a stack-based buffer overflow in NTLM authentication, and improper bounds handling that may allow out-of-bounds reads. These issues affect various versions of libsoup used in SUSE and Red Hat Enterprise Linux 10 distributions across multiple architectures. Patches are available from the vendors to remediate these vulnerabilities.

References

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