AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2019-1258

HIGH · CVSS 8.8 EPSS 3.80% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-08-14 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2019-1258
Severity
HIGH
CVSS
8.8
EPSS
3.80%

Original NVD Description

An elevation of privilege vulnerability exists in Azure Active Directory Authentication Library On-Behalf-Of flow, in the way the library caches tokens. This vulnerability allows an authenticated attacker to perform actions in context of another user. The authenticated attacker can exploit this vulneraiblity by accessing a service configured for On-Behalf-Of flow that assigns incorrect tokens. This security update addresses the vulnerability by removing fallback cache look-up for On-Behalf-Of scenarios.