CVE-2026-72723

{"id": "CVE-2026-72723", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-72723", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-10T19:02:43.987708Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "discourse", "product": "discourse", "versions": [{"status": "affected", "version": "< 2026.1.6"}, {"status": "affected", "version": ">= 2026.5.0-latest, < 2026.5.2"}, {"status": "affected", "version": ">= 2026.6.0-latest, < 2026.6.1"}, {"status": "affected", "version": ">= 2026.7.0-latest, < 2026.7.0"}]}]}], "published": "2026-08-10T16:19:49.667", "references": [{"url": "https://github.com/discourse/discourse/commit/0248e9ca82d0493037a9ca04d73904ccfad795f9", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/commit/03444ddb74d535dda557350f4c5800a6ec2669d7", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/commit/900f51c147913f667e64484c2f2dd48c723314ac", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/commit/da84c677213cac3b024e753f180f45472b89efde", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/pull/42091", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/pull/42092", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/pull/42093", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/pull/42094", "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/security/advisories/GHSA-4p6q-h74v-5j7p", "source": "security-advisories@github.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, SiteSerializer.anonymous_default_navigation_menu_tags serializes tags from SiteSetting.default_navigation_menu_tags without applying DiscourseTagging.filter_visible for the anonymous viewer. An unauthenticated user can retrieve restricted tag names and descriptions through /site.json when those tags are limited by inaccessible categories, category tag groups, or tag-group permissions. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0."}], "lastModified": "2026-09-08T20:54:37.790", "sourceIdentifier": "security-advisories@github.com"}