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CVE-2026-9021

The Easy Invoice plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 2.1.19. This is due to the plugin registering the easy_invoice_accept_quote and easy_invoice_decline_quote AJAX actions via wp_ajax_nopriv_ hooks and relying solely on a quote-scoped nonce that is rendered into the publicly accessible single quote template, combined with an ownership check that is gated behind an off-by-default Pro option (easy_invoice_pro_restrict_quote_to_client). Thi
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ac50f7b1f64ebb9464bccfed348412e1243b5dabe91d6b6e6ec86bdd6756ee6e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Easy Invoice – Invoice Generator, PDF Quotes & Payments","vendor":"matrixaddons","versions":[{"lessThanOrEqual":"2.2.19","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /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:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /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:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/problemTypes/0/descriptions/0

Source references

10 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.1.12/includes/Controllers/QuoteController.php#L1022"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/5
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.1.12/includes/Controllers/QuoteController.php#L1453"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/6
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.1.12/includes/Controllers/QuoteController.php#L88"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/7
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.1.12/templates/quotes/single.php#L1462"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/8
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.2.0/includes/Controllers/QuoteController.php#L1022"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.2.0/includes/Controllers/QuoteController.php#L1453"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.2.0/includes/Controllers/QuoteController.php#L88"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/browser/easy-invoice/tags/2.2.0/templates/quotes/single.php#L1462"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/4
{"url":"https://plugins.trac.wordpress.org/changeset/3517910/easy-invoice/trunk/includes/Controllers/QuoteController.php"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /containers/cna/references/9
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/dab1c93d-e83c-4d38-be80-56d8e32f1894?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9ab90d4f6daf5159a646305ca2e7253994180480272c2f190a8802c7b551bfc2 · sha256:37f7d5eaa39ce7ee… · /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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