High Exploited CISA KEV 2 vendors · 4 advisories
CVE-2026-4455
Unified cross-vendor view: this CVE is referenced by 2 tracked vendors. Each vendor rates and fixes it independently — confirm the impact for your specific products below.
Linux1 advisory
- High8.8Heap buffer overflow in PDFiumMar 18, 2026
Palo Alto3 advisories
- Unratedcode injection vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to properly restrict access to it…May 13, 2026
- Unratedrace condition vulnerability in Palo Alto Networks Prisma® Browser enables a locally authenticated non-admin user t…May 13, 2026
- Unratedimproper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to proper…May 13, 2026