CVE-2026-6900: Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5.

highCVSS 7.4CVE-2026-6900

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: high — CVSS 7.4
Published: 2026-07-06
Last updated: 2026-07-06
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-6900

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-2026-69000.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-6900	coverage & exploitation status	NVD · CVE.org

Recent advisories for Improper certificate validation

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-2026-0277: An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an…nvd · 2026-07-09
mediumCVE-2026-0277 Prisma Access Agent: Improper Certificate Validation on iOS (Severity: MEDIUM)paloalto · 2026-07-08
unknownCVE-2026-12374: Improper certificate validation and a time-of-check time-of-use (TOCTOU) race condition in the…nvd · 2026-07-01
criticalexploitedCVE-2023-41991: Apple Multiple Products Improper Certificate Validation Vulnerabilitycisa-kev · 2023-09-25

CVE-2026-6900: Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5.

Details

Exploitation outlook

Referenced CVEs

Recent advisories for Improper certificate validation

More from NVD Recent CVEs