CVE-2026-87978 json
Paymob for WooCommerce < 4.1.14 - Unauthenticated Payment Bypass via Unverified Subscription Transaction Callback
published last mo. modified last mo. also EUVD-2026-85194
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
The Paymob for WooCommerce WordPress plugin before 4.1.14 does not verify the request signature on one branch of its payment webhook, allowing unauthenticated attackers to mark arbitrary WooCommerce orders as paid without any payment.
Patch / fix
- Unknown Paymob for WooCommerce 4.1.14
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/7eecf65a-3b85-405e-bbe2-893960c82ba7/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Unknown Paymob for WooCommerce
Classification
- Weakness
-
- CWE-345 Insufficient Verification of Data Authenticity
- Technology feeds
References
-
wpscan.com
/vulnerability/7eecf65a-3b85-405e-bbe2-893960c82ba7/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-87978
- NVD CVE-2026-87978
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.