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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GitHub reviewed advisories
All reviewed
5,000+
Composer
5,000+
Erlang
116
GitHub Actions
55
Go
4,739
Maven
5,000+
npm
5,000+
NuGet
1,116
pip
5,000+
Pub
13
RubyGems
1,152
Rust
1,570
Swift
62
Unreviewed advisories
All unreviewed
5,000+
Malware advisories
All malware
5,000+
Composer
2
Go
18
Maven
2
npm
5,000+
NuGet
264
pip
5,000+
RubyGems
3,510
Rust
19
363 advisories
Filter by severity
n8n: Regular Expression Denial of Service in the Default Blocked-File-Pattern Match via a Git Node Clone Path
High
CVE-2026-86081
was published
for
n8n
(npm)
Sep 10, 2026
Tiptap: Quadratic ReDoS in block and inline Markdown attribute parsing
High
GHSA-j95f-988m-3j2f
was published
for
@tiptap/core
(npm)
Sep 8, 2026
xmldom: End-tag Whitespace-Trim Regex ReDoS — quadratic backtracking in the 0.8.x end-tag parser
High
CVE-2026-83619
was published
for
@xmldom/xmldom
(npm)
Sep 8, 2026
Colord: Slow rejection of oversized malformed color strings
Moderate
CVE-2026-85062
was published
for
colord
(npm)
Sep 8, 2026
xmldom PI grammar regex ReDoS: quadratic backtracking on unterminated processing instructions
High
CVE-2026-83606
was published
for
@xmldom/xmldom
(npm)
Sep 8, 2026
NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks
Moderate
CVE-2026-81725
was published
for
nltk
(pip)
Sep 8, 2026
NLTK: ReDoS in nltk.tgrep via unvalidated user-supplied regular expressions
High
CVE-2026-80206
was published
for
nltk
(pip)
Sep 8, 2026
NLTK: ReDoS in nltk.text.Text.findall() via unvalidated user-supplied regular expressions
High
CVE-2026-80205
was published
for
nltk
(pip)
Sep 8, 2026
vLLM: ReDoS via structured_outputs.regex in the lm-format-enforcer backend (no compile timeout) — missed sibling of GHSA-rwxx-mrjm-wc2m
Moderate
CVE-2026-73556
was published
for
vllm
(pip)
Sep 4, 2026
league/commonmark: Denial of service via crafted code fences, reference links, and emphasis delimiters
High
GHSA-j8pm-gj4c-rq4x
was published
for
league/commonmark
(Composer)
Sep 1, 2026
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withdrawn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
Phalcon: Catastrophic backtracking (ReDoS) in the default Phalcon Router route lead to remote unauthenticated DoS
High
CVE-2026-57584
was published
for
phalcon/cphalcon
(Composer)
Aug 28, 2026
Duplicate Advisory: ReDoS in nltk.text.Text.findall() via unvalidated user-supplied regular expressions
High
GHSA-2rrw-hpqm-36pv
was published
for
nltk
(pip)
Aug 26, 2026
•
withdrawn
Duplicate Advisory: Nokogiri CSS selector tokenizer has regular expression backtracking
High
GHSA-5jhf-fpp7-v2pv
was published
for
nokogiri
(RubyGems)
Aug 25, 2026
•
withdrawn
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
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
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
SvelteKit: ReDoS (O(n^2)) in content negotiation — unauthenticated DoS via the Accept header
Moderate
CVE-2026-66062
was published
for
@sveltejs/kit
(npm)
Aug 7, 2026
Open WebUI: Any authenticated user can stall a worker via a knowledge-search pattern that backtracks catastrophically
Moderate
CVE-2026-70493
was published
for
open-webui
(pip)
Aug 4, 2026
Open WebUI: Instance-wide stall via automation recurrence rules that force multi-second parsing
Moderate
CVE-2026-70489
was published
for
open-webui
(pip)
Aug 4, 2026
Hono: ReDoS in CORS middleware via Access-Control-Request-Headers
Moderate
CVE-2026-69207
was published
for
hono
(npm)
Aug 3, 2026
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
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