CVE-2026-89411Paymattic < 4.6.26 - Unauthenticated Payment Bypass via Unbound Stripe PaymentIntent
Updated under an hour ago ()
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It affects Unknown Paymattic. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weakness (CWE)
- CWE-345
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Sep 28, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown Paymattic unknown:paymattic (from the name) | from 4.6.20 before 4.6.26 | CNA record |
References
- https://wpscan.com/vulnerability/240a0440-7892-4c03-b282-2fdb6f086bb6/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.