CVE-2017-5491

MEDIUM

WordPress <4.7.1 - Auth Bypass

Title source: llm

Description

wp-mail.php in WordPress before 4.7.1 might allow remote attackers to bypass intended posting restrictions via a spoofed mail server with the mail.example.com name.

References (8)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2017/01/14/6

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1037591

[Release Notes, Vendor Advisory] https://codex.wordpress.org/Version_4.7.1

[Patch] https://github.com/WordPress/WordPress/commit/061e8788814ac87706d8b95688df276fe3c8596a

View Patch ZIP pw:eip

[Vendor Advisory] https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/

[Third Party Advisory] https://wpvulndb.com/vulnerabilities/8719

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/95406

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3779

Scores

CVSS v3 5.3

EPSS 0.0162

EPSS Percentile 81.6%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Classification

CWE

CWE-1188

Status published

Affected Products (2)

wordpress/wordpress < 4.7

n/a/n/a

Timeline

Published Jan 15, 2017

Tracked Since Feb 18, 2026