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CVE-2026-106931

8.5 high KEV · due 2026-10-23 SSVC exploitation: active Analyzed
NVD · CVE.org · CISA KEV

SiteGuard Server Edition contains an OS command injection vulnerability, which may allow an attacker to execute arbitrary OS commands with root or SYSTEM privileges on the system running the affected product.

Fix

CISA KEV required action · due 2026-10-23

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Added to the catalog 2026-10-20. CISA KEV

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

In the news 3

Change history 8

  1. Cpes+24 CPE criteria (now 24)NVD modified 2026-10-21 15:42
  2. StatusPublished → AnalyzedNVD modified 2026-10-21 15:42
  3. StatusUndergoing Analysis → PublishedNVD modified 2026-10-21 03:56
  4. StatusDeferred → Undergoing AnalysisNVD modified 2026-10-21 12:03
  5. References+1 references (now 3)NVD modified 2026-10-20 20:17
  6. CISA KEVadded to CISA KEV, due 2026-10-23
  7. StatusReceived → DeferredNVD modified 2026-10-15 20:39
  8. First seenCVSS 8.5NVD modified 2026-10-14 10:17

Affected (CPE criteria) 24

  • cpe:2.3:a:e-guardian:siteguard:*:*:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:-:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update1:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update2:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update3:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:-:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update1:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update2:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update3:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update4:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update5:*:*:server:apache:*:*
  • cpe:2.3:a:e-guardian:siteguard:*:*:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:-:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update1:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update2:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update3:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:-:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update1:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update2:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update3:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update4:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:7.00:update5:*:*:server:nginx:*:*
  • cpe:2.3:a:e-guardian:siteguard:*:*:*:*:server:internet_information_services:*:*
  • cpe:2.3:a:e-guardian:siteguard:8.00:update4:*:*:server:internet_information_services:*:*

References 3