CVE-2026-91843
Critical
Description
A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.
SeverityCritical
CVSS9.8
Exploit probability—
ProductQuantum Security Management
PublishedSep 16, 2026
First seenSep 16, 2026
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| checkpoint Quantum Security Management | R82.10 with Jumbo Hotfix Take 44 or below, R82 with Jumbo Hotfix Take 126 or below, R81.20 with Jumbo Hotfix Take 166 or below, R81.10 (EOS) with Jumbo Hotfix Take 190 or below, R81 (EOS), R80.40 (EOS), R80.30 (EOS), R80.20 (EOS), R80.10 (EOS), R80 (EOS) | — |
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