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CVE-2021-3138

7.5 HIGH

In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms

Published: 2021-01-14 · Last updated: 2026-06-17

Severity and scoring

CVSS
7.5 HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
CWE-307

Affected products

VendorProduct
discoursediscourse

Description

In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-34154 — Discourse is an open-source discussion platform (5.3 MEDIUM)
  • CVE-2026-33514 — Discourse is an open-source discussion platform (4.3 MEDIUM)
  • CVE-2026-32244 — Discourse is an open-source discussion platform (5.3 MEDIUM)
  • CVE-2021-41163 — Discourse is an open source platform for community discussion (10.0 CRITICAL)
  • CVE-2021-41140 — Discourse-reactions is a plugin for the Discourse platform that allows user to add their reactions to the post (5.3 MEDIUM)

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