Live CVE & 0day intelligence

Sound the depths of every vulnerability.

Newly released CVEs across every platform — sleek to read, verbose on demand, and served raw as markdown for AI and agent ingestion. Severity reads as depth: the deeper the contact, the graver the threat.

Browse the feed For agents → /llms.txt

Depth = severity + exploitation

HadalCritical and actively exploited (CISA KEV / 0day)
AbyssalCritical with a public exploit or in-the-wild use
MidnightCritical, or high with PoC / in-the-wild
TwilightHigh severity, or a signal on a lesser flaw
SunlitLow / medium · no exploitation signal

68886

Tracked CVEs

6390

Critical

701

Exploited in wild

5010

Last 7 days

Trending now

Bluesky + Hacker News mentions, last 7 days

1CVE-2026-109618Critical· 9.2RCE via OOM corruption4896
2CVE-2026-109619Critical· 9.2RCE via stale global state2196
3CVE-2026-111497Critical· 9.2Out-of-Bounds Write in Google Brotli Decoder1587
4CVE-2026-99999Critical· 9.3In the Linux kernel, the following vulnerability has been resolved: ipv4: validate checksum_start before completing checksum If a packet with bad checksum metadata gets into the ipv4 stack, skb_checksum_help can corrupt the network hea…863
5CVE-2026-110264Critical· 10.0Integer Overflow or Wraparound in GitLab267
6CVE-2026-108707Critical· 9.8Wukong_HRM through commit 186115e contains an authentication bypass vulnerability in ParamAspect that allows unauthenticated attackers to call every HRM API endpoint by omitting the AUTH-TOKEN header266

This week's digest →All digests

Feed

4 matches

CVE-2026-111759High· 7.5PoC

1w ago

markdown-it: Quadratic complexity in smartquotes with unmatched closing quotes

▾ Midnightmarkdown-it · markdown-itEPSS 0.59%via GHSA

CVE-2026-111766Low· 3.7

1w ago

markdown-it: Quadratic-time denial of service in inline HTML parsing with html enabled

markdown-it is a Markdown parser. Prior to 14.3.3 and 15.0.3, when the html option or commonmark preset is enabled and the constructs occur inside a paragraph, attacker-controlled Markdown containing repeated unterminated inline HTML com…

▾ Sunlitmarkdown-it · markdown-itEPSS 0.43%via CVEORG

GHSA-253c-mchw-3w2rMedium

4w ago

markdown-it linkify: true has two quadratic paths, so a few hundred KB of markdown blocks the event loop for tens of seconds

▾ Sunlitmarkdown-it · markdown-itvia GHSA

CVE-2026-48988Medium· 5.3

4mo ago

markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

▾ Sunlitmarkdown-it · markdown-itEPSS 0.38%via GHSA

From the blog

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Oct 27, 2026

VulnSea has moved to vulnsea.com (and what changed since September)

The beta is over. VulnSea now runs at vulnsea.com, every old beta link redirects to the same page, and your account, API keys and watchlists came with it. Plus a round of hardening, faster pages, and new request limits agents should know about.

Sep 8, 2026

What's new: open corpus, three new MCP tools, vendor advisories, package pages

A summary of everything that shipped over the last two weeks — the whole corpus is open, agents get change feeds, alias resolution and EPSS movers, and the data now includes CVE.org, vendor CSAF, aggregated exploits and per-source scores.

Jul 1, 2026

Wiring VulnSea into an agent: a hands-on tutorial

A step-by-step guide to plugging VulnSea into automated and agentic workflows — poll the delta, triage without burning tokens, match an SBOM, and let an MCP-native model do the reasoning.