VulnSocial

CVE-2026-27934Disclosure(discourse / discourse)

LOWCVSS 7.5 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API endpoint that results in disclosure of the title and post excerpt to unauthorized users, leading to information disclosure. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.

discourse CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-201

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • discourse

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
discourse
Products
discourse

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-03-20: 2Technical Details · 2026-03-20: 203-20
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-27934 Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API e… https://www.cve.org/CVERecord?id=CVE-2026-27934

    Post summary

    The text announces a CVE (CVE‑2026‑27934) affecting older Discourse versions due to missing visibility checks on the user action API, but no PoC, exploit, patch, or active exploitation information is supplied.

    01010283
    56.8K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-27934 Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API e… https://www.cve.org/CVERecord?id=CVE-2026-27934 ----- Traducción: CVE-2026-27934 Dis… http://infoflow.cloud`

    Post summary

    The post discloses CVE‑2026‑27934, noting it impacts older Discourse versions due to missing visibility checks, but gives no PoC, exploit, or patch information.

    0000040
    61 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Appdiscoursediscourse---
Appdiscoursediscourse2026.3.0--

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