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GitHub Advisory Database

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

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47 advisories

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Duplicate Advisory: ReDoS in nltk.tgrep via unvalidated user-supplied regular expressions High
GHSA-vf76-f5cp-9846 was published for nltk (pip) Aug 31, 2026 • withdrawn
Protego has exponential backtracking ReDoS in robots.txt URL wildcard matching High
CVE-2026-55520 was published for Protego (pip) Aug 28, 2026
NLTK TweetTokenizer vulnerable to denial of service through catastrophic regex backtracking High
CVE-2026-72818 was published for nltk (pip) Aug 21, 2026
sqlparse: Inefficient Regex Handling of Dollar-Quoted SQL Literals Leads to ReDoS (Denial of Service) High
CVE-2026-59893 was published for sqlparse (pip) Aug 17, 2026
EQSTLab Credited to EQSTLab, min8282, and 7thParkk min8282 min8282
7thParkk 7thParkk
sqlparse: TokenList.__init__ materializes O(subtree) value per group, causing CPU DoS before depth/token caps trigger High
CVE-2026-54284 was published for sqlparse (pip) Aug 17, 2026
tonghuaroot Credited to tonghuaroot
pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors High
CVE-2026-67422 was published for pymdown-extensions (pip) Aug 7, 2026
seankohjs Credited to seankohjs
Thumbor treats ALLOWED_SOURCES string patterns as unescaped regex, allowing hostname bypass via wildcard dot High
CVE-2026-53500 was published for thumbor (pip) Jul 31, 2026
Natural Language Toolkit (NLTK): ReDoS in NLTK ReviewsCorpusReader FEATURES regex High
CVE-2026-12061 was published for nltk (pip) Jul 31, 2026
LinZiyuu Credited to LinZiyuu and ekaf ekaf ekaf
Mistune plugins/formatting: quadratic-time parsing on long runs of `~~x~~`, `==x==`, and `^^x^^` markers (strikethrough / mark / insert) High
CVE-2026-59922 was published for mistune (pip) Jul 20, 2026
Mistune inline_parser: quadratic-time parsing on long runs of `**x**` and `***x***` emphasis pairs High
CVE-2026-59925 was published for mistune (pip) Jul 20, 2026
offset Credited to offset
Mistune block_parser: quadratic-time parsing on long lists of repeated reference-link definitions High
CVE-2026-59928 was published for mistune (pip) Jul 20, 2026
offset Credited to offset
vLLM: ReDoS via structured_outputs.regex compiled without timeout in xgrammar and outlines backends High
CVE-2026-55574 was published for vllm (pip) Jul 17, 2026
brodmart Credited to brodmart and jperezdealgaba jperezdealgaba jperezdealgaba
Mistune: Potential DoS via quadratic-time parsing in parse_link_text High
CVE-2026-49851 was published for mistune (pip) Jul 9, 2026
bhanugoudm041 Credited to bhanugoudm041
Soup Sieve: Regular Expression Denial of Service (ReDoS) via Selector Parser High
CVE-2026-49477 was published for soupsieve (pip) Jul 9, 2026
mauriceng98 Credited to mauriceng98
Mistune has a ReDoS in LINK_TITLE_RE that allows denial of service via crafted Markdown input High
CVE-2026-33079 was published for mistune (pip) May 6, 2026
kq5y Credited to kq5y
multipart vulnerable to ReDoS in `parse_options_header()` High
CVE-2026-28356 was published for multipart (pip) Mar 12, 2026
sharanxP Credited to sharanxP
copyparty allows Regex Denial of Service (ReDoS) in the upload listing High
CVE-2025-54796 was published for copyparty (pip) Aug 4, 2025
geraldino2 Credited to geraldino2
Calibre Web and Autocaliweb have a ReDoS vulnerability High
CVE-2025-6998 was published for calibreweb (pip) Jul 24, 2025
gelbphoenix Credited to gelbphoenix
FastAPI Guard has a regex bypass High
CVE-2025-54365 was published for fastapi-guard (pip) Jul 23, 2025
dhki Credited to dhki and rennf93 rennf93 rennf93
H2O Vulnerable to Denial of Service (DoS) via `/3/ParseSetup` Endpoint High
CVE-2024-10550 was published for ai.h2o:h2o-core (Maven) Mar 20, 2025
Gradio Vulnerable to Denial of Service (DoS) via Crafted HTTP Request High
CVE-2024-10624 was published for gradio (pip) Mar 20, 2025
H2O Vulnerable to Denial of Service (DoS) via `/3/Parse` Endpoint High
CVE-2024-10549 was published for ai.h2o:h2o-core (Maven) Mar 20, 2025
Wagtail regular expression denial-of-service via search query parsing High
CVE-2024-39317 was published for wagtail (pip) Jul 11, 2024
RealOrangeOne Credited to RealOrangeOne
Denial of service via regular expression High
CVE-2024-28865 was published for wiki (pip) Mar 18, 2024
stsewd Credited to stsewd, benjaoming, and oscarmcm benjaoming benjaoming
oscarmcm oscarmcm
Duplicate Advisory: ReDos vulnerability of XMLFeedSpider High
GHSA-7c9g-vj9m-8pm6 was published for scrapy (pip) Feb 28, 2024 • withdrawn
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