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High 7.7Published Aug 3, 2026

CVE-2026-62354Apache NiFi: Incorrect Authorization for Parameter Context Validation Requests

Updated under an hour ago ()

Does this affect you?

It affects Apache Software Foundation Apache NiFi and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Authorization handling for Parameter Context validation requests in Apache NiFi 1.10.0 through 2.10.0 allows clients with read access to submit proposed Parameter values. The proposed values override current configuration, enabling users with read access to invoke predefined component validation methods with alternative settings. Apache NiFi installations that do not implement different levels of authorization for viewing and modifying Parameter Context configuration are not subject to this vulnerability. Upgrading to Apache NiFi 2.11.0 is the recommended mitigation, requiring write access to submit Parameter Context validation requests.

CVSS
7.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/S:P/AU:Y/R:I/V:C/RE:L/U:Amber
Weakness (CWE)
CWE-863
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
apache
NVD analysis
Analyzed
Record last updated
Aug 4, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Apache Software Foundation Apache NiFi
apache_software_foundation:apache_nifi (from the name)
from 1.10.0 through 2.10.0
CNA record
apache nifi
apache:nifi
from 1.10.0 before 2.11.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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