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CVE-2026-17567

The Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.2.8 via the 'transaction' parameter due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to brute-force valid transaction hashes and view sensitive payment receipt data including customer name, email address, billing address, order items, payment
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b2f21204fab1595d8948efd88831f16733e5ee2ed97ecdaae5247c7cf8e97968
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder","vendor":"wpmanageninja","versions":[{"lessThanOrEqual":"6.2.8","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /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:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-639","description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/problemTypes/0/descriptions/0

Source references

9 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.4/app/Modules/Payments/PaymentHandler.php#L218"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/6
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.4/app/Modules/Payments/PaymentMethods/BaseProcessor.php#L959"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.4/app/Modules/Payments/TransactionShortcodes.php#L107"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/5
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.8/app/Modules/Payments/PaymentHandler.php#L218"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/4
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.8/app/Modules/Payments/PaymentMethods/BaseProcessor.php#L959"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.8/app/Modules/Payments/TransactionShortcodes.php#L107"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/changeset/3625751/fluentform/trunk/app/Modules/Payments/PaymentMethods/BaseProcessor.php"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/8
{"url":"https://plugins.trac.wordpress.org/changeset?old_path=%2Ffluentform/tags/6.2.8&new_path=%2Ffluentform/tags/6.2.9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /containers/cna/references/7
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/565980d7-8dc9-42a4-90c5-2f75af52fb8e?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aec7f6a61b777827d080b12606f14abe08a9c48de4a0ec56c8e56fd50a9c7d2e · sha256:7c1b581beac346d1… · /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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