PT-2026-27668 · Linux · Linux Kernel

CVE-2026-23303 · Published 2026-01-01 · Updated 2026-06-30

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description When debug logging is enabled, the cifs set cifscreds() function logs the key payload, which exposes the plaintext username and password.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2026-23303

ECHO-AABD-9EE7-11A3

OESA-2026-1862

OESA-2026-1863

OESA-2026-1864

OPENSUSE-SU-2026:20965-1

SUSE-SU-2026:22099-1

SUSE-SU-2026:22108-1

SUSE-SU-2026:22112-1

SUSE-SU-2026:22117-1

SUSE-SU-2026:22127-1

SUSE-SU-2026:22137-1

SUSE-SU-2026:22433-1

SUSE-SU-2026:22458-1

SUSE-SU-2026:2450-1

SUSE-SU-2026:2482-1

SUSE-SU-2026:2591-1

Affected Products

Linux Kernel

References · 559

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23303.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-23391 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:2482-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23270 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23293 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23096 · Security Note
• https://linux.oracle.com/errata/ELSA-2026-50372.html · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:22099-1 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2026-23303 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23255 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23351 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23408 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-23303 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23371 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-23411 · Security Note