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Stack overflow in login process to the Security Management and Log Servers

CVSS 3.1 9.8 CRITICALCheck source for fixed versionsKEV status unknown

cve-program · CVE-2026-91843

Published

A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-91843

Published

Quantum Security Management

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "product": "Quantum Security Management",
                    "vendor": "checkpoint",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "R82.10 with Jumbo Hotfix Take 44 or below"
                        },
                        {
                            "status": "affected",
                            "version": "R82 with Jumbo Hotfix Take 126 or below"
                        },
                        {
                            "status": "affected",
                            "version": "R81.20 with Jumbo Hotfix Take 166 or below"
                        },
                        {
                            "status": "affected",
                            "version": "R81.10 (EOS) with Jumbo Hotfix Take 190 or below"
                        },
                        {
                            "status": "affected",
                            "version": "R81 (EOS)"
                        },
                        {
                            "status": "affected",
                            "version": "R80.40 (EOS)"
                        },
                        {
                            "status": "affected",
                            "version": "R80.30 (EOS)"
                        },
                        {
                            "status": "affected",
                            "version": "R80.20 (EOS)"
                        },
                        {
                            "status": "affected",
                            "version": "R80.10 (EOS)"
                        },
                        {
                            "status": "affected",
                            "version": "R80 (EOS)"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

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Sources read 13 Nov 09:00 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current