CVE-2026-1869Disclosure

LOWCVSS 6.5 · MEDIUM

Exploit discussion active in current signal (2 latest mentions)

Immediate actions

Prioritize remediation for affected systems immediately
Hunt for exploitation attempts and persistence artifacts
Increase monitoring for publicly documented tradecraft
Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

NVD description

The User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder plugin for WordPress is vulnerable to unauthorized modification of data due to missing validation checks in the confirm_payment() function in all versions up to, and including, 5.2.0. This makes it possible for unauthenticated attackers to bypass payment processing and activate paid memberships.

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3.5/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-862

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Threat summary

Public PoC and exploit tooling are both present
2 mentions across 1 observed day

What's happening

Exploit tool or code specified in 1 signal
PoC mentioned or linked in 1 signal
Technical details provided in 2 signals
Disclosure: 1 classified signal
2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d

Signal classification2 categories

Disclosure

150.0%

PoC

150.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Atomic Edge@atomicedgeWAF91d
PoC
https://atomicedge.io/cve-proof/cve-2026-1869-user-registration-version-5-2-0-medium-vulnerability-proof-of-concept CVE-2026-1869 user-registration (CVSS Score 6.5) #WordPress plugin #vulnerability #cybersecurity #wordpressfirewall #wordpresssecurity #hacking #wpsecurity #atom…
Post summary
The post announces a proof‑of‑concept for CVE‑2026‑1869, a Medium‑scored user‑registration vulnerability in WordPress 5.2.0, with no indication of active exploitation or available patches.
0000038
11 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds91d
Disclosure
CVE-2026-1869 Unauthenticated Payment Bypass in User Registration & Membership WordPress Plugin 5.2.0 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-1869
Post summary
The post announces CVE‑2026‑1869, describing an unauthenticated payment bypass in the User Registration & Membership WordPress Plugin 5.2.0, with a link to further details but no PoC, exploit, patch, or exploitation evidence.
00000109
4.1K followersView on X

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