PT-2026-29316 · Discourse · Discourse

Davidtaylorhq · Published 2026-03-31 · Updated 2026-04-07 · CVE-2026-33074

Positive Technologies (AI Summary)

CVSS v4.0

6.3

Medium

Base vector

AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Discourse versions 2026.1.0 through 2026.1.2, 2026.2.0 through 2026.2.1, and 2026.3.0

Description A user may be able to purchase a lower tier subscription but grant themselves the benefits of a higher tier subscription.

Recommendations Update to Discourse version 2026.1.3 or later. Update to Discourse version 2026.2.2 or later. Update to Discourse version 2026.3.0 or later.

Exploit

Fix

Improper Authorization

Improper Privilege Management

Weakness Enumeration

CWE-285

CWE-269

Related Identifiers

BIT-DISCOURSE-2026-33074

CVE-2026-33074

GHSA-9VG5-MP49-XGHH

Affected Products

Discourse

References · 6

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33074.json · Exploit
• https://github.com/discourse/discourse/commit/c34f2aac8dcd1ae2886fa84256f607bc003f9d80 · Patch
• https://github.com/discourse/discourse/security/advisories/GHSA-9vg5-mp49-xghh · Vendor Advisory
• https://osv.dev/vulnerability/BIT-discourse-2026-33074 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-33074 · Security Note
• https://osv.dev/vulnerability/CVE-2026-33074 · Vendor Advisory