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VulnerabilityPublished

CVE-2026-124496: Apache Storm · Incorrect Authorization

Affects Apache StormSource CVE Database V5

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Not known to be exploited : upgrade to 3.2.0 soon.

Data as of 11 Nov 2026, 12:55 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 3.2.0

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

What to do

Upgrade Apache Storm and org.apache.storm/storm-server to 3.2.0.

Affected software

ProductAffectedFixed in
Apache Stormorg.apache.storm:storm-serverAffected
  • >=3.0.0 <3.2.0
Fixed in
  • 3.2.0
Mavenorg.apache.storm/storm-serverpkg:maven/org.apache.storm/storm-serverOther threatsAffected
  • >=3.0.0 <3.2.0
Fixed in
  • 3.2.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users should upgrade Apache Storm to version 3.2.0 or later, where this authorization issue has been fixed. No other mitigation steps are indicated by the vendor advisory.

Description

CVE-2026-124496 is an authorization vulnerability in Apache Storm versions 3.0.0 up to but not including 3.2.0. The DRPC HTTP endpoint allows an authenticated user to impersonate another user without proper authorization checks, enabling execution of DRPC functions restricted to that other user. This issue is fixed in Apache Storm version 3.2.0.

References

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