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CVE-2026-0656

The iPaymu Payment Gateway for WooCommerce plugin for WordPress is vulnerable to Missing Authentication in all versions up to, and including, 2.0.2 via the 'check_ipaymu_response' function. This is due to the plugin not validating webhook request authenticity through signature verification or origin checks. This makes it possible for unauthenticated attackers to mark WooCommerce orders as paid by sending crafted POST requests to the webhook endpoint without any payment occurring, as well as enum
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:fa59578df6027663e48432b72b42418298e5c36fdd26894a9d9177a3cad72599
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"iPaymu Payment Gateway for WooCommerce","vendor":"ipaymu","versions":[{"lessThanOrEqual":"2.0.2","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/ipaymu-for-woocommerce/tags/2.0.2/gateway.php?marks=316-336,370-380#L316"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3429657%40ipaymu-for-woocommerce&new=3429657%40ipaymu-for-woocommerce"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/references/2
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/7e639aed-ec67-4212-9051-1f7465bbfde2?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:96b258e530f5389b4d25eb0fbc2f341090f4f629ca1ef5cb66a5e7d3a6216069 · sha256:d29bb2113b7de4f0… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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