Improper Neutralization Of Escape, Meta, Or Control Sequences is a vulnerability tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed January 24, 2026; most recent activity January 24, 2026.
Improper Neutralization Of Escape, Meta, Or Control Sequences is a vulnerability class where applications fail to properly neutralize or sanitize escape and control sequences (such as ANSI escape codes) in input or output. Exploitation can allow attackers to manipulate rendering, bypass certain defenses, or trigger unintended behavior in logs, terminals, or parsers, making it a notable risk across web, CLI, and logging interfaces. Its significance lies in enabling cross-channel attacks and data exposure through misinterpretation of control sequences.
The Apache HTTP Server has critical vulnerabilities related to ACME certificate renewals and Server Side Includes (SSI). Specifically, CVE-2025-55753 allows repeated renewal attempts without delays, potentially causing…