Improper Privilege Management Affecting Firefox-ESR package, versions [,128.6)
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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- published8 Jan 2025
- disclosed7 Jan 2025
- creditAndrew McCreight
Introduced: 7 Jan 2025
NewCVE-2025-0237 (opens in a new tab)How to fix?
Upgrade Firefox-ESR to version 128.6 or higher.
Overview
Affected versions of this package are vulnerable to Improper Privilege Management via the WebChannel API improperly handling the principal verification process. An attacker can escalate privileges by sending crafted messages with an incorrect principal.