CVE-2026-0719
HIGH EPSS 42.2%
Published Jan 8, 20265mo ago · Modified Jun 17, 20261w ago
8.6 CVSS 3.1
Published Jan 8, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
Description
A flaw was identified in the NTLM authentication handling of the libsoup HTTP library, used by GNOME and other applications for network communication. When processing extremely long passwords, an internal size calculation can overflow due to improper use of signed integers. This results in incorrect memory allocation on the stack, followed by unsafe memory copying. As a result, applications using libsoup may crash unexpectedly, creating a denial-of-service risk.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Low
Availability High
Threat Intelligence
EPSS Exploit Probability
42.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-121
References 22
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:1948
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2005
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2006
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2007
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2008
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2049
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2182
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2214
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2215
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2216
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2396
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2402
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2512
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2513
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2514
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2528
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2529
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2628
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:2844
- access.redhat.com https://access.redhat.com/security/cve/CVE-2026-0719
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2427906
- gitlab.gnome.org https://gitlab.gnome.org/GNOME/libsoup/-/issues/477
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.