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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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22 advisories

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league/commonmark: Denial of service via deeply nested XML output Moderate
GHSA-mj63-m3rc-8ppr was published for league/commonmark (Composer) Aug 6, 2026
GrahamCampbell Credited to GrahamCampbell
league/commonmark: Denial of service via colliding heading slugs High
GHSA-mh25-x5hq-wrqp was published for league/commonmark (Composer) Aug 6, 2026
GrahamCampbell Credited to GrahamCampbell
league/commonmark: Denial of service via duplicate footnote definitions High
GHSA-jfm3-95jq-q3rf was published for league/commonmark (Composer) Aug 6, 2026
GrahamCampbell Credited to GrahamCampbell
league/commonmark: Denial of service via adjacent inline attribute blocks High
GHSA-g2gp-3wwq-f4ph was published for league/commonmark (Composer) Aug 6, 2026
GrahamCampbell Credited to GrahamCampbell
league/commonmark: Quadratic-time denial of service when parsing crafted Markdown High
CVE-2026-71488 was published for league/commonmark (Composer) Aug 6, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: Noncanonical cookie domain keeps subdomain scope Moderate
CVE-2026-69245 was published for guzzlehttp/guzzle (Composer) Aug 3, 2026
GrahamCampbell Credited to GrahamCampbell
guzzlehttp/psr7: Host Confusion via Weak URI Host Validation Moderate
CVE-2026-59882 was published for guzzlehttp/psr7 (Composer) Jul 21, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: URI fragments disclosed in redirect Referer headers Moderate
CVE-2026-67354 was published for guzzlehttp/guzzle (Composer) Jul 20, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: Host-only cookie scope is not preserved Moderate
CVE-2026-67355 was published for guzzlehttp/guzzle (Composer) Jul 20, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: Unbounded response cookies risk denial of service Moderate
CVE-2026-67353 was published for guzzlehttp/guzzle (Composer) Jul 20, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: Cookie Disclosure and Injection via IP-Address Domains Moderate
CVE-2026-59883 was published for guzzlehttp/guzzle (Composer) Jul 20, 2026
GrahamCampbell Credited to GrahamCampbell
Guzzle: Proxy-Authorization headers can be sent to origin servers Moderate
CVE-2026-67339 was published for guzzlehttp/guzzle (Composer) Jul 20, 2026
GrahamCampbell Credited to GrahamCampbell
guzzlehttp/guzzle: Silent HTTPS-Proxy Downgrade to Cleartext Moderate
CVE-2026-55568 was published for guzzlehttp/guzzle (Composer) Jun 19, 2026
GrahamCampbell Credited to GrahamCampbell
guzzlehttp/guzzle-services' XML Request Serialization Vulnerable to XML Injection via CDATA Terminator Moderate
CVE-2026-53723 was published for guzzlehttp/guzzle-services (Composer) Jun 11, 2026
GrahamCampbell Credited to GrahamCampbell
Chrome PHP is missing encoding in `CssSelector` Moderate
CVE-2025-48883 was published for chrome-php/chrome (Composer) May 28, 2025
divinity76 Credited to divinity76, GrahamCampbell, and enricodias GrahamCampbell GrahamCampbell
enricodias enricodias
Slow String Operations via MultiPart Requests in Event-Driven Functions Moderate
CVE-2024-29186 was published for bref/bref (Composer) Mar 22, 2024
smaury Credited to smaury, mnapoli, rcambien, and GrahamCampbell mnapoli mnapoli
rcambien rcambien GrahamCampbell GrahamCampbell
HTTP Multiline Header Termination High
CVE-2023-29530 was published for laminas/laminas-diactoros (Composer) Apr 24, 2023
GrahamCampbell Credited to GrahamCampbell and TimWolla TimWolla TimWolla
Improper header name validation in guzzlehttp/psr7 Moderate
CVE-2023-29197 was published for guzzlehttp/psr7 (Composer) Apr 19, 2023
Nyholm Credited to Nyholm, TimWolla, and GrahamCampbell TimWolla TimWolla
GrahamCampbell GrahamCampbell
Insecure header validation in slim/psr7 Moderate
CVE-2023-30536 was published for slim/psr7 (Composer) Apr 18, 2023
GrahamCampbell Credited to GrahamCampbell, akrabat, and williamdes akrabat akrabat
williamdes williamdes
Failure to strip the Cookie header on change in host or HTTP downgrade High
CVE-2022-31042 was published for guzzlehttp/guzzle (Composer) Jun 9, 2022
GrahamCampbell Credited to GrahamCampbell and am0o0 am0o0 am0o0
Fix failure to strip Authorization header on HTTP downgrade High
CVE-2022-31043 was published for guzzlehttp/guzzle (Composer) Jun 9, 2022
GrahamCampbell Credited to GrahamCampbell
Improper Input Validation in guzzlehttp/psr7 Moderate
CVE-2022-24775 was published for guzzlehttp/psr7 (Composer) Mar 25, 2022
TimWolla Credited to TimWolla and GrahamCampbell GrahamCampbell GrahamCampbell
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