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CVE-2026-9027

The CorvusPay WooCommerce Payment Gateway plugin for WordPress is vulnerable to Payment Bypass via Improper Verification of Cryptographic Signature in all versions up to, and including, 2.7.4. The `corvuspay_success_handler` function registers the REST endpoint `POST /wp-json/corvuspay/success/` with `'permission_callback' => '__return_true'`, and while it calls `$this->client->validate->signature()` and stores the boolean result in `$res`, the result is never evaluated in a conditional — it is
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:89a629f6b58220390bc26e9dbf6f0bdaf63bead2350508591e946348e8e0f47a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"CorvusPay WooCommerce Payment Gateway","vendor":"corvusinfo","versions":[{"lessThanOrEqual":"2.7.4","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-347","description":"CWE-347 Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.2/includes/class-wc-gateway-corvuspay.php#L202"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/6
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.2/includes/class-wc-gateway-corvuspay.php#L656"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/4
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.2/includes/class-wc-order-corvuspay.php#L188"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/5
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.4/includes/class-wc-gateway-corvuspay.php#L202"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.4/includes/class-wc-gateway-corvuspay.php#L656"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/browser/corvuspay-woocommerce-integration/tags/2.7.4/includes/class-wc-order-corvuspay.php#L188"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3576949%40corvuspay-woocommerce-integration&new=3576949%40corvuspay-woocommerce-integration"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /containers/cna/references/7
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/3bc9f344-b605-4257-8d77-e073f85fe344?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ca08ff9e6259437a778ba9421708c82f75079fe838c6d74fb9c432e4e9eaa7 · sha256:479fae5b00e946e7… · /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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