AUGUST 24, 2026
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Case File

CVE-2026-45788

HIGH · CVSS 7.5 EPSS 0.46% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-09 · Last synced 2026-08-08

CyberRota Analysis

AI-Generated

The vulnerability affects the Discourse open-source discussion platform, specifically in versions prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, where secure uploads could be compromised via the pull_hotlinked_images feature if an attacker had knowledge of the secured upload URL and the secure_uploads setting was enabled. This could lead to unauthorized access to sensitive uploaded content, posing a significant risk to user data integrity and confidentiality. Organizations using affected versions should prioritize upgrading to the patched releases to mitigate this high-severity risk.

Public Exploit Signal

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

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CVE
CVE-2026-45788
Severity
HIGH
CVSS
7.5
EPSS
0.46%

Original NVD Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, secure uploads could be exposed by pull_hotlinked_images when an attacker knew the secured upload URL and the secure_uploads site setting was enabled. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

Related CVEs

Other vulnerabilities affecting the same vendor(s)