[NEU] [hoch] Apache Nifi: Mehrere Schwachstellen

highCVE-2026-62354 CVE-2026-68979 CVE-2026-68980 CVE-2026-68981

Ein Angreifer kann mehrere Schwachstellen in Apache Nifi ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Daten zu manipulieren, einen Denial-of-Service-Zustand auszulösen oder möglicherweise beliebigen Code auszuführen.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-04
Exploitation: Not in CISA KEV at last sync

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2639

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-623540.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all scored CVEs.
Low exploitation riskCVE-2026-689790.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all scored CVEs.
Low exploitation riskCVE-2026-689800.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all scored CVEs.
Low exploitation riskCVE-2026-689810.32% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 24% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-62354	coverage & exploitation status	NVD · CVE.org
CVE-2026-68979	coverage & exploitation status	NVD · CVE.org
CVE-2026-68980	coverage & exploitation status	NVD · CVE.org
CVE-2026-68981	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Apache Nifi

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-68981: Apache NiFi 1.5.0 through 2.10.0 support gzip-encoded HTTP requests for the application REST A…nvd · 2026-08-03
unknownCVE-2026-68980: Apache NiFi 2.0.0 through 2.10.0 support creating, reading, and deleting Assets associated wit…nvd · 2026-08-03
unknownCVE-2026-68979: Apache NiFI 1.10.0 through 2.10.0 provide a Parameter Context update REST API method that does…nvd · 2026-08-03
unknownCVE-2026-62354: Authorization handling for Parameter Context validation requests in Apache NiFi 1.10.0 through…nvd · 2026-08-03