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CVE-2026-5939

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:30319a21c266b64e8b92115bd3b3dcf22467221692765bb36441b87774a69dcd
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","platforms":["Windows"],"product":"Foxit PDF Reader","vendor":"Foxit Software Inc.","versions":[{"status":"affected","version":"Versions 2026.1 and earlier"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/affected/1

{"defaultStatus":"unaffected","platforms":["Windows"],"product":"Foxit PDF Editor","vendor":"Foxit Software Inc.","versions":[{"status":"affected","version":"Versions 2026.1 and earlier"},{"status":"affected","version":"Versions 14.0.3 and earlier"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","platforms":["Windows"],"product":"Foxit PDF Reader","vendor":"Foxit Software Inc.","versions":[{"status":"affected","version":"Versions 2026.1 and earlier"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/affected/1
{"defaultStatus":"unaffected","platforms":["Windows"],"product":"Foxit PDF Editor","vendor":"Foxit Software Inc.","versions":[{"status":"affected","version":"Versions 2026.1 and earlier"},{"status":"affected","version":"Versions 14.0.3 and earlier"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-416","description":"CWE-416 Use after free","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://www.foxit.com/support/security-bulletins.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6813f5a3f05cbc139f0627025f09c93af9adc01a684aade7669ceb7776436567 · sha256:b1d13b38449d1050… · /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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