Instatic-Stored-XSS-CVE-2026-103931

URL scheme filter bypass in isSafeUrl via leading C0 control characters Affected: Instatic v0.0.13 / commit 63ad5d6 and all earlier revisions containing src/core/html-sanitize/index.ts Component: src/core/html-sanitize/index.ts → isSafeUrl / safeUrl Class: CWE-79 Stored XSS via CWE-184 Incomplete...

CVE-2026-1337

CVE-2026-1337 - Neo4j - Log Injection Log injection by an authenticated user is possible in the Neo4j query.log when Neo4j is not configured to be in json format. Summary Neo4j does not escape control characters in the metadata field when of a bolt transaction. An autenticated user could send...

unicode-control-characters-action

Unicode Control Characters Action A GitHub Action to find Unicode control characters using the Red Hat diagnostic tool https://access.redhat.com/security/vulnerabilities/RHSB-2021-007 to detect RHSB-2021-007 Trojan source attacks CVE-2021-42574,CVE-2021-42694 Inputs args Required The script...

CVE-2021-42574

Trojan Source:Invisible Vulnerabilities - Code generator — In simple terms, the vulnerability is that the code looks different from what it will be when compiled : The attack consists of using embedded control characters in comments and strings to reorder source code characters in a way that...

PT-2026-146066

Name of the Vulnerable Software and Affected Versions basic-ftp versions prior to 6.2.3 Description An issue exists where the FTPContext.send function throws an error when a command contains carriage return, line feed, or NUL characters. In certain scenarios, these calls are executed synchronousl...

EUVD-2026-118350

In JetBrains IntelliJ IDEA before 2026.3 command execution was possible via control characters in terminal command completion...

io.netty/netty-codec-http: Netty: HTTP Request Smuggling due to control characters in the chunk-size line

A flaw was found in Netty. A remote attacker could exploit this by sending a specially crafted HTTP request that includes control characters within the chunk-size line. This bypasses the intended strict validation, allowing the attacker to inject arbitrary HTTP requests. This vulnerability can le...

io.netty/netty-codec-http: Netty: HTTP Request Smuggling due to control characters in the chunk-size line

A flaw was found in Netty. A remote attacker could exploit this by sending a specially crafted HTTP request that includes control characters within the chunk-size line. This bypasses the intended strict validation, allowing the attacker to inject arbitrary HTTP requests. This vulnerability can le...

io.netty/netty-codec-http: Netty: HTTP Request Smuggling due to control characters in the chunk-size line

A flaw was found in Netty. A remote attacker could exploit this by sending a specially crafted HTTP request that includes control characters within the chunk-size line. This bypasses the intended strict validation, allowing the attacker to inject arbitrary HTTP requests. This vulnerability can le...

CVE-2026-123847: JetBrains IntelliJ IDEA: In JetBrains IntelliJ IDEA before 2026.3 command execution was possible via control characters in terminal command…

In JetBrains IntelliJ IDEA before 2026.3 command execution was possible via control characters in terminal command completion...

Nuxt cross-site scripting vulnerability

Versions prior to Nuxt 4.6.0 contain a cross-site scripting vulnerability. This flaw arises because NuxtLink fails to properly handle user-supplied input containing ASCII C0 control characters. Without protocol validation, pages are treated as internal routes and their href attributes are passed ...

curl: server filename with control characters printed to terminal (`-J`)

Summary: With -OJ, curl takes the filename from the server's Content-Disposition header. parsefilename in src/toolcbhdr.c does not remove control characters such as ESC 0x1b. When a warning prints that name, the escape sequences reach the terminal. Steps to reproduce 1. Build curl from the source...

Astra Linux – vulnerability in Composer

Composer is a dependency manager for PHP. In versions on the 2.x branch prior to 2.2.26 and 2.9.3, attackers controlling remote sources from which Composer downloads may inject ANSI control characters into the terminal output of various Composer commands. This results in corrupted output and coul...

CVE-2026-55467

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, the cupsdCreateJob option-string builder in scheduler/job.c maps attacker-controlled destination-uri and pre-dial-string values from a configured fax queue to the phone and...

CVE-2026-55467 CUPS fax option values bypass the CVE-2026-34980 control-character sanitizer (incomplete fix)

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, the cupsdCreateJob option-string builder in scheduler/job.c maps attacker-controlled destination-uri and pre-dial-string values from a configured fax queue to the phone and...

CVE-2026-55467 CUPS fax option values bypass the CVE-2026-34980 control-character sanitizer (incomplete fix)

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, the cupsdCreateJob option-string builder in scheduler/job.c maps attacker-controlled destination-uri and pre-dial-string values from a configured fax queue to the phone and...

Astra Linux – Vulnerability in Shadow

In Shadow 4.13, it is possible to inject control characters into fields provided to the SUID program chfn change finger. Although it is not possible to exploit this directly for example, adding a new user fails because \n is in the block list, it is possible to misrepresent the /etc/passwd file...

Astra Linux – vulnerability in sudo

Sudo prior to version 1.9.13 fails to escape control characters in log messages...

io.netty/netty-codec-http: Netty: HTTP Request Smuggling due to control characters in the chunk-size line

A flaw was found in Netty. A remote attacker could exploit this by sending a specially crafted HTTP request that includes control characters within the chunk-size line. This bypasses the intended strict validation, allowing the attacker to inject arbitrary HTTP requests. This vulnerability can le...

GHSA-G4QM-M288-5CP9 Coraza has Cookie Parser Confusion

Summary Coraza's cookie parser internal/cookies.ParseCookies does not strip ASCII control characters CTLs from the edges of a cookie name/value before they're matched against REQUESTCOOKIES / REQUESTCOOKIESNAMES. When a CTL sits directly next to the = separator, Coraza absorbs it into the adjacen...