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01 Record

CVE-2026-5939

UAF in Foxit PDF Editor/Reader via XFA calculate event

MediumPUBLISHEDCNA: Foxit
CNA base score5.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

02 Description

UAF in Foxit PDF Editor/Reader via XFA calculate event

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.11% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 1.4% of scored records. A rank, not a probability.
NVD base score
5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-26.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-04-27 11:00Z6 MO AGO
Last updated
2026-04-28 12:50Z6 MO AGO
Reserved
2026-04-09
Assigning CNA
Foxit
Record state
PUBLISHED
Severity
Medium (CVSS 5.5)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses
Data version
5.2
Document digest
b1d13b38449d10505b8ccc9731c3ec7aacd9fec52c7cd3c0e612f63c96f43594

05 Affected products

VendorProductVersionsPlatforms
Foxit Software Inc.Foxit PDF EditorVersions 2026.1 and earlier, Versions 14.0.3 and earlierWindows
Foxit Software Inc.Foxit PDF ReaderVersions 2026.1 and earlierWindows

06 References