Allocation of Resources Without Limits or Throttling Affecting org.mozilla:rhino package, versions [,1.7.14.1)[1.7.15,1.7.15.1)[1.8.0,1.8.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published4 Dec 2025
- disclosed3 Dec 2025
- creditTechPizza
Introduced: 3 Dec 2025
CVE-2025-66453 (opens in a new tab)How to fix?
Upgrade org.mozilla:rhino to version 1.7.14.1, 1.7.15.1, 1.8.1 or higher.
Overview
org.mozilla:rhino is a Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the toFixed function. An attacker can cause excessive CPU consumption and disrupt service availability by passing specially crafted floating-point numbers.