CVE-2025-66499
highpriority · track · 0EPSS 0.003 · 23 %ileDEEUNLUSEPSS · scored 2026-10-27
A heap-based buffer overflow vulnerability exists in the PDF parsing of Foxit PDF Reader when processing specially crafted JBIG2 data. An integer overflow in the calculation of the image buffer size may occur, potentially allowing a remote attacker to execute arbitrary code.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (28)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- NCSC-2025-0401Kwetsbaarheden verholpen in Foxit PDF ReaderNL2025-12-24csaf · ncsc_nlNL
Foxit heeft kwetsbaarheden verholpen in Foxit PDF Reader (Specifiek voor versies vóór 2025.2.1, 14.0.1 en 13.2.1 op Windows en MacOS).
- WID-SEC-W-2025-2894Foxit PDF Reader und Editor: Mehrere SchwachstellenDeutsch2025-12-18csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Foxit PDF Reader und Foxit PDF Editor ausnutzen, um seine Privilegien zu erhöhen, Code auszuführen und um Speicherinhalte zu beschädigen.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
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