{"items":[{"id":"NVI-00015309","kind":"vulnerability","title":"Coder: Stored HTML injection via unescaped ApplicationName and LogoURL appearance settings","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-h58c-xccx-75m3"],"plain_summary":"GitHub lists this reviewed advisory for github.com/coder/coder/v2, github.com/coder/coder/v2, github.com/coder/coder/v2, github.com/coder/coder/v2. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-59a365b56c7f2d3685ec11c12aec6845"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-20T18:34:32.000Z","value":"3.4 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-59a365b56c7f2d3685ec11c12aec6845"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-59a365b56c7f2d3685ec11c12aec6845","url":"https://github.com/advisories/GHSA-h58c-xccx-75m3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-h58c-xccx-75m3","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:14:33.912Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-59a365b56c7f2d3685ec11c12aec6845"],"technology":"github.com/coder/coder/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `ApplicationName` and `LogoURL` appearance settings were rendered into HTML output without sufficient escaping which let a highly privileged Owner-role user inject HTML into the Coder dashboard and SMTP notification emails.\n\n> **Note:** Exploitation requires the `Owner` role which already holds full administrative control of the deployment so practical impact is limited.\n\n### Impact\n\nAn Owner-role user could store HTML markup in the `ApplicationName` or `LogoURL` appearance settings that later rendered in the dashboard and in SMTP notification emails which results in stored HTML injection against other users of the deployment. Exploitation requires the highly privileged `Owner` role.\n\n### Patches\n\nThe fix escapes the `ApplicationName` and `LogoURL` appearance values in HTML output before rendering.\n\nThe fix was backported to all supported release lines:\n\n| Release line | Patched version |\n|---|---|\n| 2.34 | v2.34.2 |\n| 2.33 | v2.33.8 |\n| 2.32 | v2.32.7 |\n| 2.29 (ESR) | [v2.29.17](https://github.com/code","public_affected_ranges":[">= 2.34.0, < 2.34.2"]},{"certainty":"source_listed","source_ids":["sr-59a365b56c7f2d3685ec11c12aec6845"],"technology":"github.com/coder/coder/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `ApplicationName` and `LogoURL` appearance settings were rendered into HTML output without sufficient escaping which let a highly privileged Owner-role user inject HTML into the Coder dashboard and SMTP notification emails.\n\n> **Note:** Exploitation requires the `Owner` role which already holds full administrative control of the deployment so practical impact is limited.\n\n### Impact\n\nAn Owner-role user could store HTML markup in the `ApplicationName` or `LogoURL` appearance settings that later rendered in the dashboard and in SMTP notification emails which results in stored HTML injection against other users of the deployment. Exploitation requires the highly privileged `Owner` role.\n\n### Patches\n\nThe fix escapes the `ApplicationName` and `LogoURL` appearance values in HTML output before rendering.\n\nThe fix was backported to all supported release lines:\n\n| Release line | Patched version |\n|---|---|\n| 2.34 | v2.34.2 |\n| 2.33 | v2.33.8 |\n| 2.32 | v2.32.7 |\n| 2.29 (ESR) | [v2.29.17](https://github.com/code","public_affected_ranges":[">= 2.33.0, < 2.33.8"]},{"certainty":"source_listed","source_ids":["sr-59a365b56c7f2d3685ec11c12aec6845"],"technology":"github.com/coder/coder/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `ApplicationName` and `LogoURL` appearance settings were rendered into HTML output without sufficient escaping which let a highly privileged Owner-role user inject HTML into the Coder dashboard and SMTP notification emails.\n\n> **Note:** Exploitation requires the `Owner` role which already holds full administrative control of the deployment so practical impact is limited.\n\n### Impact\n\nAn Owner-role user could store HTML markup in the `ApplicationName` or `LogoURL` appearance settings that later rendered in the dashboard and in SMTP notification emails which results in stored HTML injection against other users of the deployment. Exploitation requires the highly privileged `Owner` role.\n\n### Patches\n\nThe fix escapes the `ApplicationName` and `LogoURL` appearance values in HTML output before rendering.\n\nThe fix was backported to all supported release lines:\n\n| Release line | Patched version |\n|---|---|\n| 2.34 | v2.34.2 |\n| 2.33 | v2.33.8 |\n| 2.32 | v2.32.7 |\n| 2.29 (ESR) | [v2.29.17](https://github.com/code","public_affected_ranges":[">= 2.30.0, < 2.32.7"]},{"certainty":"source_listed","source_ids":["sr-59a365b56c7f2d3685ec11c12aec6845"],"technology":"github.com/coder/coder/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `ApplicationName` and `LogoURL` appearance settings were rendered into HTML output without sufficient escaping which let a highly privileged Owner-role user inject HTML into the Coder dashboard and SMTP notification emails.\n\n> **Note:** Exploitation requires the `Owner` role which already holds full administrative control of the deployment so practical impact is limited.\n\n### Impact\n\nAn Owner-role user could store HTML markup in the `ApplicationName` or `LogoURL` appearance settings that later rendered in the dashboard and in SMTP notification emails which results in stored HTML injection against other users of the deployment. Exploitation requires the highly privileged `Owner` role.\n\n### Patches\n\nThe fix escapes the `ApplicationName` and `LogoURL` appearance values in HTML output before rendering.\n\nThe fix was backported to all supported release lines:\n\n| Release line | Patched version |\n|---|---|\n| 2.34 | v2.34.2 |\n| 2.33 | v2.33.8 |\n| 2.32 | v2.32.7 |\n| 2.29 (ESR) | [v2.29.17](https://github.com/code","public_affected_ranges":["< 2.29.17"]}],"null_published_at":"2026-11-03T10:03:26.569Z","source_updated_at":"2026-08-20T18:34:32.000Z","source_disclosed_at":"2026-08-20T18:34:26.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-02T20:14:33.912Z"}],"next_cursor":null,"snapshot_revision":"42594"}