CISA Adds Four Known Exploited Vulnerabilities to Catalog
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-15409 SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability CVE-2026-15410 SonicWall SMA1000 Appliances Code Injection Vulnerability CVE-2026-56155 Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability CVE-2026-56164 Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber act
Read at CISA Cybersecurity Advisories
- Vendor
- Microsoft, SonicWall
- Product
- Active Directory / Entra ID, SMA
- Exploitation
- observed in the wild
- Exposure class
- Identity, Remote access, Collaboration
Why it ranks 59 (High)
- Exploitation observed in the wild
- Exposed product class: identity, remote access
- Widely deployed vendor product (Microsoft)
- Covered by 2 independent sources
- Government advisory
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- CISA Cybersecurity Advisories (cisa.gov)
- CVE-2026-15409 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-15410 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-56155 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-56164 on this site · NVD · CVE.org · Vulnpedia
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