{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53963", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-11T15:50:01.282Z", "datePublished": "2026-07-09T22:05:46.329Z", "dateUpdated": "2026-07-09T22:05:46.329Z"}, "containers": {"cna": {"title": "Discourse: Stored-XSS in 2FA delete confirmation modal", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/discourse/discourse/security/advisories/GHSA-wg5x-7f23-m3r5", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/discourse/discourse/security/advisories/GHSA-wg5x-7f23-m3r5"}, {"name": "https://github.com/discourse/discourse/commit/40de62cddadc65c328a1028ab999f3fa94adbfed", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/40de62cddadc65c328a1028ab999f3fa94adbfed"}, {"name": "https://github.com/discourse/discourse/commit/529e17d4d570a48972e7cf64720e5dd1fdf23ca8", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/529e17d4d570a48972e7cf64720e5dd1fdf23ca8"}, {"name": "https://github.com/discourse/discourse/commit/d92973e51a46cf6dd20c71e6068e6769b67eea5b", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/d92973e51a46cf6dd20c71e6068e6769b67eea5b"}, {"name": "https://github.com/discourse/discourse/commit/daea5214d833eacbdd3b1a78d99eb14e9cabd915", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/daea5214d833eacbdd3b1a78d99eb14e9cabd915"}, {"name": "https://github.com/discourse/discourse/releases/tag/v2026.1.5", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/releases/tag/v2026.1.5"}, {"name": "https://github.com/discourse/discourse/releases/tag/v2026.4.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/releases/tag/v2026.4.2"}, {"name": "https://github.com/discourse/discourse/releases/tag/v2026.5.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/releases/tag/v2026.5.1"}, {"name": "https://github.com/discourse/discourse/releases/tag/v2026.6.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/releases/tag/v2026.6.0"}], "affected": [{"vendor": "discourse", "product": "discourse", "versions": [{"version": ">= 2026.1.0-latest, < 2026.1.5", "status": "affected"}, {"version": ">= 2026.4.0-latest, < 2026.4.2", "status": "affected"}, {"version": ">= 2026.5.0-latest, < 2026.5.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-09T22:05:46.329Z"}, "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, a malicious second factor name on an attacker-controlled account was not escaped in the delete confirmation dialog, allowing stored cross-site scripting when an administrator impersonated that account. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5."}], "source": {"advisory": "GHSA-wg5x-7f23-m3r5", "discovery": "UNKNOWN"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2026.1.0-latest,2026.1.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2026.4.0-latest,2026.4.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2026.5.0-latest,2026.5.1)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "discourse", "source": "cna", "vendor": "discourse"}, "product": "discourse", "vendor": "discourse"}], "created": "2026-07-09T23:45:03.809141+00:00", "updated": "2026-07-09T23:45:03.809172+00:00", "vendors": ["discourse", "discourse$PRODUCT$discourse"]}