CVE-2026-68979Network attack vector

Authenticated code execution via unchecked Parameter updates

Published Aug 3, 2026 · Updated Aug 3, 2026

Missing authorization in Apache NiFi 1.10.0 through 2.10.0 allows remote authenticated users to execute code through Parameter updates. ParameterContextResource authorizes changes against the Parameter Context but fails to authorize affected referencing components before applying new values. Exploitation requires component-level policies, Parameter Context write access, a stopped referencing component, and a Parameter containing executable scripting content.

CVSS severity5.9
Medium
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Apache NiFi 1.10.0 through 2.10.0 allows remote authenticated users to execute code through Parameter updates. ParameterContextResource authorizes changes against the Parameter Context but fails to authorize affected referencing components before applying new values. Exploitation requires component-level policies, Parameter Context write access, a stopped referencing component, and a Parameter containing executable scripting content.

The record

CVE
CVE-2026-68979
Published
Aug 3, 2026
Updated
Aug 3, 2026
Vendor
The Apache Software Foundation
Product
Apache NiFi
Classifications
CWE-862, T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 3, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.10.0 <=2.10.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

The Apache Software Foundation · Apache NiFiversion=1.10.0 <=2.10.0

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
5.9Apache Software FoundationCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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