CISA Known Exploited Vulnerability

CVE-2010-3765

Mozilla · Multiple Products

Mozilla Multiple Products Remote Code Execution Vulnerability

Date added 2025-10-06

BOD 22-01 due date 2025-10-27

CWE —

Ransomware Unknown

CISA description

Mozilla Firefox, SeaMonkey, and Thunderbird contain an unspecified vulnerability when JavaScript is enabled. This allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes & references

https://www.mozilla.org/en-US/security/advisories/mfsa2010-73
https://nvd.nist.gov/vuln/detail/CVE-2010-3765

Where this lands in 800-53

Vulnerability data triggers these controls during assessment and continuous monitoring.

RA-5 · Vulnerability Monitoring and Scanning
SI-2 · Flaw Remediation
CM-6 · Configuration Settings
SI-7 · Software, Firmware, and Information Integrity
CM-8 · System Component Inventory

External lookups

NVD · CVE-2010-3765
CVE.org · CVE-2010-3765
CISA KEV catalog (canonical)