Critical [CVE-2026-18574] authentication bypass vulnerability in Check Point Security Management Server and Multi-Domain Security Management Server (MDS) could allow an unauthenticated remote attacker with network access to Management services to execute arbitrary commands on the Security Management Server
This critical-severity Check Point advisory covers CVE-2026-18574 affecting Multi-Domain Security Management Server.
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Summary
An authentication bypass vulnerability in Check Point Security Management Server and Multi-Domain Security Management Server (MDS) could allow an unauthenticated remote attacker with network access to Management services to execute arbitrary commands on the Security Management Server.
Successful exploitation could result in full compromise of the Security Management system. Check Point discovered this issue internally and has no indication of active exploitation.
- Security Management Server R82.10 with Jumbo Hotfix Accumulator Take 39 or below
- Security Management Server R82 with Jumbo Hotfix Accumulator Take 121 or below
- Security Management Server R81.20 with Jumbo Hotfix Accumulator Take 160 or below
- Security Management Server R81.10
- Security Management Server R81
- Security Management Server R80.40
- Security Management Server R80.30
- Security Management Server R80.20
- Security Management Server R80.10
- Security Management Server R80
- Multi-Domain Security Management Server R82.10 with Jumbo Hotfix Accumulator Take 39 or below
- Multi-Domain Security Management Server R82 with Jumbo Hotfix Accumulator Take 121 or below
Official advisory · high-confidence parse· fetched 27 days ago·verify at source
- R82.10 Jumbo Hotfix Accumulator Take 40 or later
- R82 Jumbo Hotfix Accumulator Take 122 or later
- R81.20 Jumbo Hotfix Accumulator Take 161 or later
Official advisory · high-confidence parse· fetched 27 days ago·verify at source
Mitigation checklist
- This problem was fixed. The fix is included in: Jumbo Hotfix Accumulator for R82.10 starting from Take 40 Jumbo Hotfix Accumulator for R82 starting from Take 122 Jumbo Hotfix Accumulator for R81.20 starting from Take 161
Official advisory · high-confidence parse· fetched 27 days ago·verify at source
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