CVE-2026-43861

low Red Hat
CVSS v3 Base Score
3.7
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score
0.0%
Exploitation probability in 30 days
Top 88% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Published: May 4, 2026 (67 days ago)
Last Modified: May 4, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in mutt, an email client. The `url_pct_decode` function, which is responsible for decoding URL-encoded strings, does not correctly handle null termination characters. This vulnerability could allow a remote attacker, to manipulate how URLs are processed, potentially leading to a limited loss of data integrity.

CWE

CWE-170

Affected Products

Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com