Is CVE-2026-34154 actively exploited?

No active exploitation of CVE-2026-34154 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-34154 be exploited remotely?

Yes. CVE-2026-34154 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-34154?

CVE-2026-34154 has a CVSS score of 2.1 (LOW).

HOME VULNERABILITIESCVE-2026-34154

LOW

CVE-2026-34154

CWE-862Published: May 19, 2026· Updated: May 19, 2026

2.1

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:16.9th

Official Description

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1.

NVD Source

Technical Analysis

CVE-2026-34154 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (A) is needed, which slightly reduces the risk of mass automated attacks.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges Req.None

User InteractionA

ScopeX

Impact

Confidentiality

Integrity

Availability

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X