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CVE record · CVE-2026-82434

Apache Storm Nimbus, Apache Storm Client: Disclosure of the Topology ZooKeeper Credential to Read-Only Users and to Logs

CVSS 10.0 CriticalCriticalEPSS 0.0050 · 43rd percentile

Critical, because:

  • CVSS score 10.0: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: apache) at 14 Sept 2026, 14:10 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Apache Software Foundation Apache Storm Nimbus Package name: org.apache.storm:storm-server https://repo.maven.apache.org/maven2
  • affected 3.0.0 to before 3.1.0 semver
Other versions: unaffected
Apache Software Foundation Apache Storm Client Package name: org.apache.storm:storm-client https://repo.maven.apache.org/maven2
  • affected 3.0.0 to before 3.1.0 semver
Other versions: unaffected
Identifiers
CVE-2026-82434
CNA
apache
Weakness (CWE)
CWE-522 · CWE-532
Tags
Published
14 Sept 2026
Updated
14 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
10.0 Critical 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H CNA (apache)Used for this record
6.5 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.0050, the 43rd percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 14 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.