CVE-2026-3991 – Broadcom Data Loss Prevention
“A high-severity gap in data protection software weakens the very system meant to stop data leaks.”
Broadcom has released a security patch for Data Loss Prevention addressing CVE-2026-3991, a high-severity vulnerability impacting core data protection mechanisms. The CVSS score is 7.8, which is High severity. This level of risk indicates a strong potential for attackers to bypass controls or interfere with data protection processes.
There is no confirmed active exploitation at this time. However, because the vulnerability affects a system designed to safeguard sensitive data, any weakness significantly increases the risk of data exposure or policy evasion. The patch strengthens the integrity of DLP enforcement and reduces the chance of unauthorized data movement.