VULNERABILITY INTELLIGENCE
CVE-2026-67281
CVSS score7.5 HIGH
EPSS probability0.73%
CISA KEVNot currently listed
Published2026-09-05
Last modified2026-09-25
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
RouterOS WebFig contains an unauthenticated file-read vulnerability in the /jsproxy path where a newly allocated session retains a stale uninitialized principal pointer used for file authorization. An unauthenticated attacker can prepare the allocator so that the file-serving path dereferences this pointer with sufficient rights, then supply parent-directory components in an encrypted URI to escape the WebFig file namespace and disclose root-owned files, including configuration stores containing credentials.This issue affects only 7.x branch was fixed in versions: 7.23.4 (Long-term) and 7.24.2 (Stable)
Weakness classification
- cvd@cert.pl: CWE-22
Primary references
- cvd@cert.pl — Third Party Advisory
- cvd@cert.pl — Mitigation, Third Party Advisory
- cvd@cert.pl — Release Notes
- cvd@cert.pl — Release Notes
- cvd@cert.pl — Vendor Advisory
- cvd@cert.pl — Exploit, Third Party Advisory