wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which…

Description

wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.

Scores

EPSS (exploitation in 30 days)

7.0% · top 5.8% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Weakness

• n/a
• CWE-330 (opens in a new tab)All about CWE-330 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• DSA-4090 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• https://wpvulndb.com/vulnerabilities/8969 (opens in a new tab)x_refsource_MISCx_transferred
• [debian-lts-announce] 20171221 [SECURITY] [DLA 1216-1] wordpress security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 102024 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://codex.wordpress.org/Version_4.9.1 (opens in a new tab)x_refsource_MISCx_transferred
• https://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326c (opens in a new tab)x_refsource_MISCx_transferred
• https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/ (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2017-17091](https://trackcve.app/badge/CVE-2017-17091.svg)](https://trackcve.app/cve/CVE-2017-17091)

Record last updated 5 Aug 2024, 20:43 UTC.