As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a…
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20274 are related to improper resource control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-664.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Apple, Cisco
- Product
- ios
- CVSS
- 9.8
- Exposure class
- Edge / VPN / firewall, Mobile OS
Why it ranks 42 (Notable)
- CVSS 9.8 critical
- Exposed product class: edge / VPN / firewall
- Widely deployed vendor product (Apple)
- Covered by 2 independent sources
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-20274 on this site · NVD · CVE.org · Vulnpedia
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