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CVE-2026-13143

The WP Travel WordPress plugin before 11.8.1 does not verify PayPal Instant Payment Notifications through the PayPal post-back handshake before marking a booking paid, allowing unauthenticated attackers to forge a notification that flips an arbitrary pending booking to a paid and booked state at an attacker-chosen amount.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:65fa09e4338ca36a93be8362500651dd522ced245b5fbe3e795f6fc061634569
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-290","description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"WP Travel","vendor":"Unknown","versions":[{"lessThan":"11.8.1","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","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:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-290","description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

1 source assertion
{"tags":["exploit","vdb-entry","technical-description"],"url":"https://wpscan.com/vulnerability/21bc82e3-4568-4e01-8704-88a242743402/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c06679cd2a236f4c363f7a1e66b56714fd08b452dc59e92c74ba86fbd0ee01f · sha256:dc2c82347c076b7e… · /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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