CVE-2026-44787Disclosure(discourse / discourse)

LOWCVSS 7.1 · HIGH

Signal is active with 1 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. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, the signup flow could allow newly registered users to set primary_group_id and gain whisper-group privileges without legitimate group membership on sites with whispers_allowed_groups configured. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

discourse CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Patch / fix

Vendor / third-party advisories

https://github.com/discourse/discourse/security/advisories/GHSA-vmwq-jvxx-jwfx

Other references

Weakness type (CWE)

CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

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

discourse

Threat summary

4 mentions across 3 observed days
Momentum state: stable

What's happening

Technical details provided in 4 signals
Disclosure: 4 classified signals
Peaked 2d ago at 2 mentions (2026-07-10); latest day: 1
4 total mentions across 3 days

Affected systems

Vendors

discourse

Products

discourse

1 version affected across 1 product

Deep dive

Activity timeline4 mentions / 3d

Signal classification1 categories

Disclosure

4100.0%

Referenced assets3 URLs

By indicator

Classification over time

Date	Total	Labels

2026-07-10	2	Disclosure2
2026-07-15	1	Disclosure1
2026-08-07	1	Disclosure1

Full discourse4 posts

Alp@alp0x0163d
Disclosure
1/4 🧵 🚨 CVE-2026-44787 (CVSS 7.2 High) Discourse trusted user-controlled primary_group_id during signup, enabling restricted-group self-assignment and employee impersonation. If whispers_allowed_groups matches, private whispers may also be exposed. https://t.co/BeF1n6DVA2
Post summary
The post announces CVE-2026-44787, a high‑score vulnerability in Discourse that allows users to manipulate primary group IDs during signup to impersonate employees and potentially expose private whispers.
322821915.1K
4.6K followersView on X
DailyCVE@dailycve87d
Disclosure
🔴 Discourse, Improper Privilege Management, #CVE-2026-44787 (High) -DC-Jul2026-984 https://dailycve.com/discourse-improper-privilege-management-cve-2026-44787-high-dc-jul2026-984/
Post summary
The post announces CVE-2026-44787, an Improper Privilege Management flaw rated high, but provides no proof of concept, exploit code, or mitigation details.
0000032
219 followersView on X
Infoflowcloud@infoflowcloud92d
Disclosure
🚨*CVE* CVE-2026-44787 Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, the signup flow could allow newly registered users to set primar… https://www.cve.org/CVERecord?id=CVE-2026-44787 ----- Traducción: CVE-2026-44787 Dis… http://infoflow.cloud`
Post summary
The text announces CVE-2026‑44787, a flaw in Discourse’s signup flow that lets new users set primary attributes, and links to the official CVE record for more details.
0000042
91 followersView on X
CVE@CVEnew92d
Disclosure
CVE-2026-44787 Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, the signup flow could allow newly registered users to set primar… https://www.cve.org/CVERecord?id=CVE-2026-44787
Post summary
The post indicates a vulnerability in Discourse’s signup flow that could let new users elevate privileges on versions prior to 2026.6.0, but no proof of concept, exploit code, active exploitation, or patch details are provided.
00000389
57.8K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	discourse	discourse	-	-	-
App	discourse	discourse	2026.6.0	-	-

Explore more

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What researchers are saying

CVE-2026-44787

Alp@alp0x01Disclosure

The post announces CVE-2026-44787, a high‑score vulnerability in Discourse that allows users to manipulate primary group IDs during signup to impersonate employees and potentially expose private whispers.

DailyCVE@dailycveDisclosure

The post announces CVE-2026-44787, an Improper Privilege Management flaw rated high, but provides no proof of concept, exploit code, or mitigation details.

Infoflowcloud@infoflowcloudDisclosure

The text announces CVE-2026‑44787, a flaw in Discourse’s signup flow that lets new users set primary attributes, and links to the official CVE record for more details.

CVE@CVEnewDisclosure

The post indicates a vulnerability in Discourse’s signup flow that could let new users elevate privileges on versions prior to 2026.6.0, but no proof of concept, exploit code, active exploitation, or patch details are provided.