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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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PyPDF2 quadratic runtime with malformed PDF missing xref marker Moderate
CVE-2023-36810 was published for PyPDF2 (pip) Jun 30, 2023
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
Django has a denial-of-service vulnerability in HttpResponseRedirect and HttpResponsePermanentRedirect on Windows High
CVE-2025-64458 was published for django (pip) Nov 5, 2025
Django is vulnerable to DoS via XML serializer text extraction Moderate
CVE-2025-64460 was published for Django (pip) Dec 2, 2025
Django has Inefficient Algorithmic Complexity Low
CVE-2025-14550 was published for Django (pip) Feb 3, 2026
Django has Inefficient Algorithmic Complexity Low
CVE-2026-1285 was published for Django (pip) Feb 3, 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
Django has potential DoS via MultiPartParser through crafted multipart uploads Moderate
CVE-2026-33033 was published for Django (pip) Apr 7, 2026
Twisted has a Denial of Service (DoS) in twisted.names via Crafted DNS Compression Pointer Chains High
CVE-2026-42304 was published for Twisted (pip) May 5, 2026
tomasilluminati Credited to tomasilluminati
justhtml introduces denial-of-service hardening Low
GHSA-r8cj-3554-33mr was published for justhtml (pip) May 8, 2026
EmilStenstrom Credited to EmilStenstrom
python-multipart: Quadratic-time querystring parsing with semicolon separators causes CPU denial of service High
CVE-2026-53539 was published for python-multipart (pip) Jun 15, 2026
maxisbey Credited to maxisbey
pypdf: Inefficient decoding of FlateDecode PNG predictor streams Moderate
CVE-2026-49460 was published for pypdf (pip) Jun 16, 2026
manop55555 Credited to manop55555 and stefan6419846 stefan6419846 stefan6419846
py7zr: O(n^2) algorithmic complexity DoS in PackInfo._read() Moderate
CVE-2026-55206 was published for py7zr (pip) Jun 19, 2026
0xHunSec Credited to 0xHunSec
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
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 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
pyasn1: Quadratic complexity in OBJECT IDENTIFIER and RELATIVE-OID processing allows denial of service High
CVE-2026-59885 was published for pyasn1 (pip) Jul 21, 2026
tynus2 Credited to tynus2
sqlparse: Quadratic O(n²) DoS in group_comments High
CVE-2026-71491 was published for sqlparse (pip) Aug 17, 2026
sanktjodel Credited to sanktjodel and mohammedix88 mohammedix88 mohammedix88
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
icalendar has Algorithmic Complexity in Equality High
CVE-2026-55099 was published for icalendar (pip) Aug 25, 2026
tidusec Credited to tidusec
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