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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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87 advisories

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Several quadratic complexity bugs may lead to denial of service in Commonmarker Moderate
GHSA-7vh7-fw88-wj87 was published for commonmarker (RubyGems) Aug 8, 2023
PyPDF2 quadratic runtime with malformed PDF missing xref marker Moderate
CVE-2023-36810 was published for PyPDF2 (pip) Jun 30, 2023
Duplicate Advisory: Denial of service in CBOR library High
GHSA-hf3r-vmrv-7w29 was published for PeterO.Cbor (NuGet) Jan 3, 2024 • withdrawn
Denial of service in CBOR library High
CVE-2024-21909 was published for PeterO.Cbor (NuGet) Jan 21, 2022
Inefficient Algorithmic Complexity in Apache Santuario XML Security Moderate
CVE-2013-2172 was published for org.apache.santuario:xmlsec (Maven) May 13, 2022
MarkLee131 Credited to MarkLee131
Microsoft Security Advisory CVE-2024-43483 | .NET Denial of Service Vulnerability High
CVE-2024-43483 was published for Microsoft.Extensions.Caching.Memory (NuGet) Oct 8, 2024
rbhanda Credited to rbhanda
Microsoft Security Advisory CVE-2024-43485 | .NET Denial of Service Vulnerability High
CVE-2024-43485 was published for System.Text.Json (NuGet) Oct 8, 2024
rbhanda Credited to rbhanda and markusschaber markusschaber markusschaber
league/commonmark's quadratic complexity bugs may lead to a denial of service High
GHSA-c2pc-g5qf-rfrf was published for league/commonmark (Composer) Dec 9, 2024
Kwik hash collision vulnerability Moderate
CVE-2025-23020 was published for tech.kwik:kwik (Maven) Feb 20, 2025
Microsoft Security Advisory CVE-2024-43484 | .NET Denial of Service Vulnerability High
CVE-2024-43484 was published for System.IO.Packaging (NuGet) Oct 8, 2024
rbhanda Credited to rbhanda
Netty QUIC hash collision DoS attack Moderate
CVE-2025-29908 was published for io.netty.incubator:netty-incubator-codec-quic (Maven) Mar 31, 2025
Exiv2 has quadratic performance in ICC profile parsing in JpegBase::readMetadata Low
CVE-2025-55304 was published for Exiv2 (pip) Aug 29, 2025
gluck-pwn Credited to gluck-pwn
Starlette vulnerable to O(n^2) DoS via Range header merging in ``starlette.responses.FileResponse`` High
CVE-2025-62727 was published for starlette (pip) Oct 28, 2025
ch4n3-yoon Credited to ch4n3-yoon and nadavaseal nadavaseal nadavaseal
flagd: Multiple Go Runtime CVEs Impact Security and Availability High
GHSA-4c5f-9mj4-m247 was published for github.com/open-feature/flagd/core (Go) Jan 5, 2026
pramod-ahire Credited to pramod-ahire
Duplicate Advisory: Inefficient Algorithmic Complexity in com.upokecenter:cbor High
GHSA-hfj8-63c8-rmfw was published for com.upokecenter:cbor (Maven) Jan 19, 2024 • withdrawn
Denial of service in CBOR library High
CVE-2024-23684 was published for com.upokecenter:cbor (Maven) Jan 21, 2022
golang.org/x/net/html has a Quadratic Parsing Complexity issue Moderate
CVE-2025-47911 was published for golang.org/x/net/html (Go) Feb 12, 2026
minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-adjacent GLOBSTAR segments High
CVE-2026-27903 was published for minimatch (npm) Feb 26, 2026
dolevmiz1 Credited to dolevmiz1
Mattermost is vulnerable to CPU exhaustion via crafted HTTP request Low
CVE-2025-14822 was published for github.com/mattermost/mattermost-server (Go) Jan 16, 2026
pypdf vulnerable to inefficient decoding of ASCIIHexDecode streams Moderate
CVE-2026-28804 was published for pypdf (pip) Mar 2, 2026
kule500 Credited to kule500 and stefan6419846 stefan6419846 stefan6419846
pypdf has inefficient decoding of array-based streams Moderate
CVE-2026-33123 was published for pypdf (pip) Mar 18, 2026
kule500 Credited to kule500 and stefan6419846 stefan6419846 stefan6419846
parse-server has GraphQL complexity validator exponential fragment traversal DoS High
CVE-2026-34573 was published for parse-server (npm) Mar 31, 2026
bugbunny-research Credited to bugbunny-research and mtrezza mtrezza mtrezza
Pretext: Algorithmic Complexity (DoS) in the text analysis phase High
GHSA-5478-66c3-rhxr was published for @chenglou/pretext (npm) Apr 8, 2026
NapongiZero Credited to NapongiZero
Vikunja has Algorithmic Complexity DoS in Repeating Task Handler Moderate
CVE-2026-35599 was published for code.vikunja.io/api (Go) Apr 10, 2026
adrgs Credited to adrgs and aisafe-bot aisafe-bot aisafe-bot
webonyx/graphql-php has quadratic validation cost in OverlappingFieldsCanBeMerged via inline fragments High
GHSA-fc86-6rv6-2jpm was published for webonyx/graphql-php (Composer) May 4, 2026
d0cs1s-bzhunt Credited to d0cs1s-bzhunt and BZHunt BZHunt BZHunt
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