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CVE-2026-91808

Foxit PDF Editor/Reader JPEG File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Medium6.1EPSS 0.15%
Published
Updated
Reserved
Assigned by
Foxit

Description

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor Reader’s handling of PDF image objects with inconsistent compression metadata. Insufficient validation during image decoding may result in an undersized buffer and an out-of-bounds read during rendering, causing an application crash.

Scores

CVSS scores of CVE-2026-91808, by who scored it
Scored byCVSSScoreVector
FoxitCNA (assigner)3.1Medium6.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
NVDNVD · Analyzed3.1Medium6.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
EPSS (exploitation in 30 days)
0.15% · top 96% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.

Weakness

Affected products

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .