CWE-407
CVEs classified under CWE-407, newest first.
217 CVEsRSS
GHSA-8rr7-cvq3-gmfhHigh· 7.5league/commonmark: Denial of service via distinctly-named attributes in the Attributes extension
league/commonmark: Denial of service via distinctly-named attributes in the Attributes extension
CVE-2026-82398Medium· 5.3pypdf is a free and open-source pure-python PDF library
pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, an attacker can craft a PDF that causes long runtimes when the pypdf/_utils.py function read_until_whitespace reads a stream containing a long run of bytes without…
CVE-2026-77831NoneInefficient Algorithmic Complexity vulnerability in ash-project ash_paper_trail allows a user who can submit a large array attribute to a paper-trailed create or update action to cause a denial of service through excessive CPU and memory…
Inefficient Algorithmic Complexity vulnerability in ash-project ash_paper_trail allows a user who can submit a large array attribute to a paper-trailed create or update action to cause a denial of service through excessive CPU and memory…
CVE-2026-81723Low· 3.7⚖ disputedNLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView._read_xml_fragment() that rescans accumulated XML fragments on every 1 KiB block read
NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView._read_xml_fragment() that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to caus…
CVE-2026-81722High· 7.5nltk: nltk PorterStemmer: Denial of Service due to inefficient token processing (CVE-2026-81722)
A flaw was found in the nltk PorterStemmer component. A remote attacker could exploit this vulnerability by providing a specially crafted, untrusted token. The inefficient algorithmic complexity in the stemming process, specifically within…
CVE-2026-77680Medium· 5.3PoCLibsoup3: libsoup: quadratic cpu denial of service in http range coalescing after cve-2025-32907 fix
An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range…
CVE-2026-55099High· 7.5icalendar has Algorithmic Complexity in Equality
icalendar has Algorithmic Complexity in Equality
CVE-2026-75596High· 7.5Netty is an asynchronous, event-driven network application framework
Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Final and 4.2.17.Final, the default io.netty.handler.ssl.SniHandler constructors use the pre-handshake ClientHello aggregation path in handler/src/mai…
CVE-2026-66046High· 7.5Expat through 2.8.3 contains a denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts() function in xmlparse.c, where processing N specified attributes with non-normalized values triggers an O(N^2) li…
Expat through 2.8.3 contains a denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts() function in xmlparse.c, where processing N specified attributes with non-normalized values triggers an O(N^2) li…
CVE-2026-71491High· 7.5sqlparse is a non-validating SQL parser module for Python
sqlparse is a non-validating SQL parser module for Python. Prior to 0.6.0, group_comments in sqlparse/engine/grouping.py repeatedly rescans comment-only statements before the MAX_GROUPING_TOKENS guard, causing quadratic CPU consumption t…
CVE-2026-54284High· 7.5sqlparse is a non-validating SQL parser module for Python
sqlparse is a non-validating SQL parser module for Python. Prior to 0.6.0, TokenList construction and string conversion in sqlparse/sql.py repeatedly flatten nested token subtrees constructed by group_parenthesis and group_case, causing …
CVE-2026-73643High· 7.5js-yaml is a JavaScript YAML parser and dumper
js-yaml is a JavaScript YAML parser and dumper. From 5.0.0 until 5.2.2, parsing a small YAML document can take exponential time when an application calls load() or loadAll() on untrusted input. In src/parser/parser.ts, readFlowCollection…
CVE-2026-70453High· 7.5rsync before 3.5.0 contains an algorithmic complexity vulnerability in the hash_search() function that allows a remote attacker to cause a denial of service by delivering a carefully constructed file list
rsync before 3.5.0 contains an algorithmic complexity vulnerability in the hash_search() function that allows a remote attacker to cause a denial of service by delivering a carefully constructed file list. A sender can exploit the quadra…
CVE-2026-73413NoneShescape is a simple shell escape library for JavaScript
Shescape is a simple shell escape library for JavaScript. From 2.1.11 until 2.1.14 and 3.0.1, the flag-protection loop in compose in src/internal/compose.js repeatedly joins and slices flag fragments when flagProtection is enabled, which…
CVE-2026-71848Medium· 5.3Hono is a Web application framework that provides support for any JavaScript runtime
Hono is a Web application framework that provides support for any JavaScript runtime. From 4.12.0 to 4.12.33, the languageDetector middleware is vulnerable to algorithmic complexity denial of service when processing a crafted language ta…
GHSA-5p4m-2wfm-xmqjHigh· 7.5JS-YAML: Quadratic CPU consumption in !!omap resolution (3.x and 4.x) — CVE-2026-59870 fix not backported
JS-YAML: Quadratic CPU consumption in !!omap resolution (3.x and 4.x) — CVE-2026-59870 fix not backported
CVE-2026-71488High· 7.5league/commonmark is a PHP library for parsing and rendering CommonMark Markdown
league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing pa…
GHSA-g2gp-3wwq-f4phHigh· 7.5league/commonmark: Denial of service via adjacent inline attribute blocks
league/commonmark: Denial of service via adjacent inline attribute blocks
GHSA-jfm3-95jq-q3rfHigh· 7.5league/commonmark: Denial of service via duplicate footnote definitions
league/commonmark: Denial of service via duplicate footnote definitions
GHSA-mh25-x5hq-wrqpHigh· 7.5league/commonmark: Denial of service via colliding heading slugs
league/commonmark: Denial of service via colliding heading slugs
CVE-2026-71321High· 7.5Nuxt is an open-source web development framework for Vue.js
Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, the internal island renderer endpoint `/__nuxt_island/...` decodes and hashes attacker-controlled JSON body input with destr and ohash befor…
CVE-2026-55685Medium· 6.5react-router: @remix-run/server-runtime: React Router: Denial of Service via unauthenticated manifest endpoint requests (CVE-2026-55685)
A flaw was found in React Router. An unauthenticated attacker can send targeted requests to the manifest endpoint, leading to a denial of service (DoS). This can put a heavy load on the server, significantly slowing down response times and…
GHSA-gm3r-q2wp-hw87HighShescape: Quadratic-time denial of service in the flag-protection
Shescape: Quadratic-time denial of service in the flag-protection
GHSA-pm4m-ph32-ghv5High· 7.5js-yaml: Exponential parsing time in flow collections leads to denial of service
js-yaml: Exponential parsing time in flow collections leads to denial of service
CVE-2026-64644MediumNext.js: Denial of Service in the Image Optimization API using SVGs
Next.js: Denial of Service in the Image Optimization API using SVGs
CVE-2026-58436HighGitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests
Gitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests
CVE-2026-59880HighImmutabl: Hash-collision algorithmic complexity denial of service in Immutable.Map/Set
Immutabl: Hash-collision algorithmic complexity denial of service in Immutable.Map/Set
CVE-2026-59885High· 7.5pyasn1: python-pyasn1: pyasn1: Denial of Service via crafted ASN.1 OBJECT IDENTIFIER (CVE-2026-59885)
A flaw was found in pyasn1, a Python library for Abstract Syntax Notation One (ASN.1). The BER, CER, and DER decoders process OBJECT IDENTIFIER and RELATIVE-OID values in quadratic time relative to the number of arcs. A remote attacker cou…
CVE-2026-59887High· 7.5linkify-it: linkify-it: Denial of Service via crafted mailto: links (CVE-2026-59887)
A flaw was found in linkify-it, a library for recognizing links. A remote attacker could exploit this vulnerability by providing specially crafted user text. The mailto: schema validator, when processing this input, can be repeatedly invok…
CVE-2026-59870High· 7.5PoC⚖ disputedjs-yaml is a JavaScript YAML parser and dumper
js-yaml is a JavaScript YAML parser and dumper. Prior to 3.15.1, 4.3.1, and 5.2.1, YAML11_SCHEMA support for the !!omap tag in src/tag/sequence/omap.ts uses omapTag.addItem() to perform a linear duplicate-key scan on every insertion, cau…