CVE-2025-11021
HIGH EPSS 44.0%
Published Sep 26, 20259mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
Published Sep 26, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago
Description
A flaw was found in the cookie date handling logic of the libsoup HTTP library, widely used by GNOME and other applications for web communication. When processing cookies with specially crafted expiration dates, the library may perform an out-of-bounds memory read. This flaw could result in unintended disclosure of memory contents, potentially exposing sensitive information from the process using libsoup.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None
Threat Intelligence
EPSS Exploit Probability
44.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-125 Out-of-bounds Read Memory Safety
References 16
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:18183
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:19713
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:19714
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:20959
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21032
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21655
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21656
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21657
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21664
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21665
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21666
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:21772
- access.redhat.com https://access.redhat.com/errata/RHSA-2025:22013
- access.redhat.com https://access.redhat.com/security/cve/CVE-2025-11021
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2399627
- gitlab.gnome.org https://gitlab.gnome.org/GNOME/libsoup/-/issues/459
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.