CVE-2026-34520 AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520 AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CLSA-2026-1775058454 python: Fix of CVE-2025-15366

CVE-2025-15366: reject control characters in IMAP commands to prevent command injection...

CLSA-2026-1775058202 python: Fix of CVE-2025-15366

CVE-2025-15366: reject control characters in IMAP commands to prevent command injection...

curl: Cookie attribute TAB injection regression in Set-Cookie parsing

Overview | | | |---|---| | Component | lib/cookie.c — parsecookieheader | | Type | Security regression incomplete input validation | | CWE | CWE-20 Improper Input Validation | | Severity | LOW CVSS 3.1 estimated 3.7, comparable to CVE-2022-35252 | | Affected | curl 8.18.0 through current HEAD | |...

aiohttp 注入漏洞

aiohttp is an open-source framework developed by aio-libs, used for asynchronous HTTP client/server interactions with asyncio and Python. Prior to version 3.13.4 of AIOHTTP, there was an injection vulnerability; this vulnerability stemmed from the C parser allowing empty bytes and control...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the destination parameter rendered on the challenge page using text/template. An attacker can execute arbitrary JavaScript in the context of the victim's browser by supplying a crafted value that breaks out ...

cpython: POP3 command injection in user-controlled commands

A flaw was found in the poplib module in the Python standard library. The poplib module does not reject control characters, such as newlines, in user-controlled input passed to POP3 commands. This issue allows an attacker to inject additional commands to be executed in the POP3 server...

cpython: IMAP command injection in user-controlled commands

A flaw was found in the imaplib module in the Python standard library. The imaplib module does not reject control characters, such as newlines, in user-controlled input passed to IMAP commands. This issue allows an attacker to inject additional commands to be executed in the IMAP server...

CVE-2026-21712

CVE-2026-21712 affects the Node.js package nodejs24 for versions less than 24.14.1-1 . The issue is a flaw in Node.js URL processing that triggers an assertion failure in native code when url.format() is called with a malformed internationalized domain name (IDN) containing invalid characters, cr...

CVE-2026-21712

A flaw in Node.js URL processing causes an assertion failure in native code when url.format is called with a malformed internationalized domain name IDN containing invalid characters, crashing the Node.js process...

CVE-2026-21712

A flaw in Node.js URL processing causes an assertion failure in native code when url.format is called with a malformed internationalized domain name IDN containing invalid characters, crashing the Node.js process...

CVE-2026-21712

A flaw in Node.js URL processing causes an assertion failure in native code when url.format is called with a malformed internationalized domain name IDN containing invalid characters, crashing the Node.js process...

EUVD-2018-21722

Softros LAN Messenger 9.2 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string to the custom log files location field. Attackers can input a buffer of 2000 characters in the Log Files Location custom path parameter...

CVE-2018-25234

SmartFTP Client 9.0.2615.0 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Host field. Attackers can paste a buffer of 300 repeated characters into the Host connection parameter to trigger an applicatio...

cpython: IMAP command injection in user-controlled commands

A flaw was found in the imaplib module in the Python standard library. The imaplib module does not reject control characters, such as newlines, in user-controlled input passed to IMAP commands. This issue allows an attacker to inject additional commands to be executed in the IMAP server...

cpython: POP3 command injection in user-controlled commands

A flaw was found in the poplib module in the Python standard library. The poplib module does not reject control characters, such as newlines, in user-controlled input passed to POP3 commands. This issue allows an attacker to inject additional commands to be executed in the POP3 server...

CVE-2018-25234

CVE-2018-25234 affects SmartFTP Client 9.0.2615.0. The vulnerability is a local denial-of-service caused by supplying an excessively long string in the Host field, with demonstrations using a buffer of 300 repeated characters to trigger an application crash. The connected documents confirm the pr...

CVE-2018-25234 SmartFTP Client 9.0.2615.0 Denial of Service via Host Field

SmartFTP Client 9.0.2615.0 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Host field. Attackers can paste a buffer of 300 repeated characters into the Host connection parameter to trigger an applicatio...