Ultimate Member – User Profile, User Registration, Login & Membership Plugin <= 2.5.0 - Authenticated (Contributor+) Directory Traversal via Shortcodes

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

• ultimatemember ultimate memberup to 2.5.0 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Wordfence). Independent of NVD's CPE analysis and usually ahead of it.

• ultimatemember Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin

  • up to and including 2.5.0affected · semver

Other highest-scoring records for the same primary product.

• CVE-2024-1071The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is v
  66This week
• CVE-2023-3460Ultimate Member < 2.6.7 - Unauthenticated Privilege Escalation
  61This week
• CVE-2020-36155An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta.
  42Plan
• CVE-2020-36157An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Roles.
  40Plan
• CVE-2020-36156An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update
  36Monitor
• CVE-2019-10673A CSRF vulnerability in a logged-in user's profile edit form in the Ultimate Member plugin before 2.0.40 for WordPress allows attackers to b
  36Monitor

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Root cause

A user-supplied file name is joined with the allowed directory, but the result is never checked to confirm it is still inside that directory.

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

1const file = path.join(ROOT, req.query.name);2res.sendFile(file);

1const file = path.resolve(ROOT, req.query.name);2if (!file.startsWith(ROOT + path.sep)) {3  return res.sendStatus(400);4}5res.sendFile(file);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.