Is CVE-2026-33415 actively exploited?

No active exploitation of CVE-2026-33415 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-33415 be exploited remotely?

Yes. CVE-2026-33415 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-33415?

CVE-2026-33415 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-33415

CWE-284Published: March 31, 2026· Updated: Apr 3, 2026

4.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:10.5th

Official Description

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authenticated moderator-level user could retrieve post content, topic titles, and usernames from categories they were not authorized to view. Insufficient access controls on a sentiment analytics endpoint allowed category permission boundaries to be bypassed. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

NVD Source

Technical Analysis

CVE-2026-33415 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.