CVE-2021-31454

HIGH
7.8
CVSS Score
Published: May 7, 2021 at 08:16 PM UTC
Updated: June 17, 2026 at 03:51 AM UTC
3 products affected across 1 vendorPhantomPDFFoxit ReaderReader· also runs on 1 platform

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Severity
HIGH7.8
Exploit prediction
EPSS 4%

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.1.1.37576. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the Decimal element. A crafted leadDigits value in a Decimal element can trigger an overflow of a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute arbitrary code in the context of the current process. Was ZDI-CAN-13095.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 10.1.3.37598
microsoft-windows (environment)
v ≤ 9.7.5.2961610.0.0.0 ≤ v ≤ 10.1.3.37598
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-122

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