CVE-2026-39816

high

Published 2026-05-08 · Modified 2026-05-14

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

8.8

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

7.5

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:I/V:C/RE:L/U:Green

VIR risk

8.8

Description

Apache NiFi is missing the Restricted annotation with the Execute Code Required Permission

Predictions

Exploit likelihood

92%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Maven	org.apache.nifi:nifi-other-graph-services-nar	`>=2.0.0-M1,<2.9.0`	`2.9.0`
MAVEN	org.apache.nifi:nifi-other-graph-services-nar	`>= 2.0.0-M1, <= 2.8.0`	`2.9.0`

Application impact

Vendor	Product	Versions	Fixed
apache	nifi	`{"startIncluding":"2.0.0","endExcluding":"2.9.0"}`	`2.9.0`

References

CWEs

CWE-862

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.