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CVE-2026-100798

Cryptography misuse in Storage: Quota Manager component

cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-100798

Published

Cryptography misuse in Storage: Quota Manager component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-100798

Published

Firefox

Vendor product

Publisher's version information

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

{
                    "product": "Firefox",
                    "vendor": "Mozilla",
                    "versions": [
                        {
                            "status": "unaffected",
                            "version": "153.4",
                            "lessThanOrEqual": "153.*",
                            "versionType": "rpm"
                        },
                        {
                            "status": "unaffected",
                            "version": "157",
                            "lessThanOrEqual": "*",
                            "versionType": "rpm"
                        }
                    ]
                }

Thunderbird

Vendor product

Publisher's version information

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

{
                    "product": "Thunderbird",
                    "vendor": "Mozilla",
                    "versions": [
                        {
                            "status": "unaffected",
                            "version": "153.4",
                            "lessThanOrEqual": "153.*",
                            "versionType": "rpm"
                        },
                        {
                            "status": "unaffected",
                            "version": "157",
                            "lessThanOrEqual": "*",
                            "versionType": "rpm"
                        }
                    ]
                }

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