CVE-2026-63570

Loop with unreachable exit condition in Pkcs12Store.GetCertificateChain in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who can supply a crafted PKCS12 file to an application that loads it and requests a key entry's certificate chain to cause a denial of service, in...

cve-2021-45046

Although log4j RCE CVE-2021-44228 was patched in 2.15, a new vulnerability, CVE-2021-45046 causing DoS, has been discovered. Below are the test results. Test Environment log4j-2.15.0 api , core JRE-1.8.0 jdk1.8.0151 Eclipse IDE Maven Project 1. Log4j RCE CVE-2021-44228 syntax test - Not Vuln 2...

EUVD-2026-91221

Loop with unreachable exit condition in Pkcs12Store.GetCertificateChain in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who can supply a crafted PKCS12 file to an application that loads it and requests a key entry's certificate chain to cause a denial of service, in...

cve-2026-5950-bind9-resolver-dos

CVE-2026-5950 - BIND 9 Resolver DoS Research notes and defensive guidance for CVE-2026-5950, an unbounded resend loop vulnerability in the BIND 9 resolver state machine. Overview CVE-2026-5950 affects recursive BIND 9 resolvers. Under specific retry and bad-server handling conditions, a remote...

CVE-2026-104182

A flaw was found in stream-json. A local attacker can cause a Denial of Service DoS by providing JSON with Comments JSONC input containing large comments split across multiple small chunks. The parser repeatedly rescans accumulated comment data from the beginning for each chunk, leading to...

CVE-2026-103261

Tornado before 6.5.9 fails to limit the number of query string fields in HTTPServerRequest.init, allowing remote attackers to cause event-loop stalling by sending requests with thousands of query parameters. Attackers can send unauthenticated GET requests with unbounded query-string field counts ...

CVE-2025-6018

CVE-2025-6018 + CVE-2025-6019 Privilege Escalation Guide 中文 📋 Quick Exploitation Steps Step 1: Prepare XFS Image Local Machine Create 300MB XFS image dd if=/dev/zero of=xfs.image bs=1M count=300 mkfs.xfs -f xfs.image Mount and install SUID bash mkdir mnt sudo mount -t xfs xfs.image mnt sudo cp...

CVE-2026-96780 figlet is vulnerable to denial of service via unbounded loop when whitespaceBreak is used with a small width

figlet.js is a FIG driver written in JavaScript that aims to implement the FIGfont specification. Prior to 1.11.3, text and textSync can enter an unbounded loop when whitespaceBreak is enabled and width is smaller than the rendered width of a single FIGlet character. Under these conditions,...

CVE-2026-96780 figlet is vulnerable to denial of service via unbounded loop when whitespaceBreak is used with a small width

figlet.js is a FIG driver written in JavaScript that aims to implement the FIGfont specification. Prior to 1.11.3, text and textSync can enter an unbounded loop when whitespaceBreak is enabled and width is smaller than the rendered width of a single FIGlet character. Under these conditions,...

CVE-2026-104182

The stream-json micro-library is vulnerable to a Denial of Service (DoS) via a flaw in its JSONC parser (specifically at stream-json/jsonc/parser.js and stream-json/jsonc/verifier.js). Prior to version 3.6.0 , the parser restarts comment-terminator scanning from the opening slash whenever a block...

CVE-2026-104182 stream-json: JSONC parser and verifier re-scan the whole accumulated comment on every input chunk

stream-json is a micro-library of stream components for processing JSON and JSONC with a minimal memory footprint. Prior to 3.6.0, the JSONC parser at stream-json/jsonc/parser.js and verifier at stream-json/jsonc/verifier.js restart comment-terminator scanning from the opening slash whenever a...

CVE-2026-39376

CVE-2026-39376 CVE-2026-39376Infinite redirect loop DoS via meta-refresh chain Summary When parse fetches a URL that returns an HTML page containing a tag, it recursively calls itself with the redirect URL — with no depth limit, no visited-URL deduplication, and no redirect count cap. An...

CVE-2026-2763-POC

Vulnerability The vulnerability arises from the implementation of the for-in syntax. The scope of a for-in loop is represented by a pair of bytecodes: JSOP::Iter and JSOP::EndIter. CASEIter MOZASSERTREGS.stackDepth = 1; HandleValue val = REGS.stackHandleAt-1; JSObject iter = ValueToIteratorcx, va...

jfrog-CVE-2023-43786-libX11_DoS

CVE-2023-43786 Proof-of-Concept Overview This is a DoS Proof-of-Concept of libX11 Denial of Service vulnerability CVE-2023-43786. It will trigger the integer overflow and cause an infinite loop. The vulnerable versions are: libX11 1.8.6 and below and libXpm 3.5.16. For a comprehensive...

CVE-2026-24688

CVE-2026-24688 - pypdf - Circular Reference DoS Vulnerability This repo includes proof of concept code for triggering CVE-2026-24688. Summary Critical Denial of Service vulnerability in pypdf's outline bookmark parsing logic. When processing a PDF with circular outline references, the parser ente...

urllib3: Chunked Deflate streaming can enter an infinite loop

Impacturllib3's streaming API is designed for the efficient handling of large HTTP responses by reading content in chunks instead of loading the entire response body into memory at once.urllib3 can decompress response bodies according to the HTTP Content-Encoding header. When streaming a...

PYSEC-2026-4176 urllib3: Chunked Deflate streaming can enter an infinite loop

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading content in chunks instead of loading the entire response body into memory at once. urllib3 can decompress response bodies according to the HTTP Content-Encoding header. When streaming a...

AsyncSSH: asyncio event-loop freeze via SSH maximum packet size = 0 in SSH_MSG_CHANNEL_OPEN / OPEN_CONFIRMATION

SummaryA malicious SSH server can wedge an AsyncSSH client, and an authenticatedclient can wedge an AsyncSSH server, by sending a channel maximum packetsize of 0 in SSHMSGCHANNELOPENCONFIRMATION server→client orSSHMSGCHANNELOPEN client→server. AsyncSSH stores the peer-supplied valueverbatim with ...

netbsd_hfs

NetBSD hfs local overflow Bug details: sizet hfslibreadanodeoffsetsvoid inbytes, uint16t outoffsetarray void ptr; if inbytes == NULL || outoffsetarray == NULL return 0; ptr = inbytes; / The offset for record 0 which is the very last offset in the node is always equal to 14, the size of the node...

immutable-js: Immutable.js: Denial of Service due to mishandling of large index values in List operations

A flaw was found in Immutable.js, a library providing persistent immutable data structures. This vulnerability occurs when specific List operations, such as Listset or ListsetSize, are provided with an index or size value within a particular large range. An attacker could exploit this by providin...