Skip to content
skopnix
Dossier · Vulnerability

Actively exploited · CISA KEV · NVD published 2026-10-05

CVE-2026-21589

Rejected reason: This CVE's publication may have been a false positive or a mistake. As a result, we have rejected this record.

Signals

Exploited in the wild
Yesadded 2026-10-15 · due 2026-10-18. An observation, not a forecast.
EPSS · 30-day forecast
13%Chance of exploitation in the next 30 days, 96th percentile of all CVEs. A forecast; KEV outranks it.
CVSS · NVD
not stated by sourcesNo score published by NVD.
Internet exposure
not stated by sourcesNo exposure census on this CVE's dispatches.

Exploits

not checked

Not checked yet. Our exploit watch has not looked at this CVE, so this says nothing either way.

On the wire

1 dispatch
  1. Atlassian urges immediate patching of critical Data Center file access vulnerability (CVE-2026-21589)KEV

Watch this one?

KEV additions reach Telegram and the KEV-only RSS as they land.

Follow on TelegramKEV RSSAPI

Check your stack

Paste what you run: the CVEs exploited in the wild against it, and who is cited as exploiting them, with the report.

Stack checkNo key. No signup.