CVE-2026-32546Public exploitNetwork attack vector

Payment disruption via unchecked failure request

Published Mar 25, 2026 · Updated Mar 25, 2026

Missing authorization in Kadence Memberships 3.2.22 and earlier allows remote attackers to mark another user's pending Stripe payment failed. The rcp_stripe_handle_initial_payment_failure function accepts a caller-supplied payment ID without checking a nonce, payment ownership, membership ownership, or payment status. Exploitation requires Stripe payment processing and a valid payment ID; it can interrupt membership activation or renewal for the affected account.

CVSS severity7.5
High
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Kadence Memberships 3.2.22 and earlier allows remote attackers to mark another user's pending Stripe payment failed. The rcp_stripe_handle_initial_payment_failure function accepts a caller-supplied payment ID without checking a nonce, payment ownership, membership ownership, or payment status. Exploitation requires Stripe payment processing and a valid payment ID; it can interrupt membership activation or renewal for the affected account.

The record

CVE
CVE-2026-32546
Published
Mar 25, 2026
Updated
Mar 25, 2026
Vendor
Liquid Web
Product
Kadence Memberships
Classifications
CWE-862, T1565.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 25, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 25, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=<= 3.2.22 changes=[{"at":"3.2.23","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Liquid Web · Kadence Membershipsversion=n/a <=<= 3.2.22 changes=[{"at":"3.2.23","status":"unaffected"}]

Published CVSS scores

7.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7.5PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-862Missing Authorization
T1565.001Stored Data Manipulation

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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