{"id":"CVE-2024-26152","summary":"Label Studio vulnerable to Cross-site Scripting if `\u003cChoices\u003e` or `\u003cLabels\u003e` are used in labeling config ","details":"### Summary\nOn all Label Studio versions prior to 1.11.0, data imported via file upload feature is not properly sanitized prior to being rendered within a [`Choices`](https://labelstud.io/tags/choices) or [`Labels`](https://labelstud.io/tags/labels) tag, resulting in an XSS vulnerability.\n\n### Details\nNeed permission to use the \"data import\" function. This was reproduced on Label Studio 1.10.1.\n\n### PoC\n\n1. Create a project.\n![Create a project](https://github.com/HumanSignal/label-studio/assets/3943358/9b1536ad-feac-4238-a1bd-ca9b1b798673)\n\n2. Upload a file containing the payload using the \"Upload Files\" function.\n![2  Upload a file containing the payload using the Upload Files function](https://github.com/HumanSignal/label-studio/assets/3943358/26bb7af1-1cd2-408f-9adf-61e31a5b7328)\n![3  complete](https://github.com/HumanSignal/label-studio/assets/3943358/f2f62774-1fa6-4456-9e6f-8fa1ca0a2d2e)\n\nThe following are the contents of the files used in the PoC\n```\n{\n  \"data\": {\n    \"prompt\": \"labelstudio universe image\",\n    \"images\": [\n      {\n        \"value\": \"id123#0\",\n        \"style\": \"margin: 5px\",\n        \"html\": \"\u003cimg width='400' src='https://labelstud.io/_astro/images-tab.64279c16_ZaBSvC.avif' onload=alert(document.cookie)\u003e\"\n      }\n    ]\n  }\n}\n```\n\n3. Select the text-to-image generation labeling template of Ranking and scoring\n![3  Select the text-to-image generation labelling template for Ranking and scoring](https://github.com/HumanSignal/label-studio/assets/3943358/f227f49c-a718-4738-bc2a-807da4f97155)\n![5  save](https://github.com/HumanSignal/label-studio/assets/3943358/9b529f8a-8e99-4bb0-bdf6-bb7a95c9b75d)\n\n4. Select a task\n![4  Select a task](https://github.com/HumanSignal/label-studio/assets/3943358/71856b7a-2b1f-44ea-99ab-fc48bc20caa7)\n\n5. Check that the script is running\n![5  Check that the script is running](https://github.com/HumanSignal/label-studio/assets/3943358/e396ae7b-a591-4db7-afe9-5bab30b48cb9)\n\n### Impact\nMalicious scripts can be injected into the code, and when linked with vulnerabilities such as CSRF, it can cause even greater damage. In particular, It can become a source of further attacks, especially when linked to social engineering.\n","aliases":["GHSA-6xv9-957j-qfhg","PYSEC-2024-249"],"modified":"2026-04-10T05:10:54.912634Z","published":"2024-02-22T21:52:26.193Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26152.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-79"]},"references":[{"type":"WEB","url":"https://github.com/HumanSignal/label-studio/releases/tag/1.11.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26152.json"},{"type":"ADVISORY","url":"https://github.com/HumanSignal/label-studio/security/advisories/GHSA-6xv9-957j-qfhg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26152"},{"type":"FIX","url":"https://github.com/HumanSignal/label-studio/commit/5df9ae3828b98652e9fa290a19f4deedf51ef6c8"},{"type":"FIX","url":"https://github.com/HumanSignal/label-studio/pull/5232"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/humansignal/label-studio","events":[{"introduced":"0"},{"fixed":"a9766f0325bd99ff2339ffa8a7988a66383c0f8d"}]}],"versions":["v.0.1.0","v.0.1.1","v.0.1.2","v.0.1.4","v.0.1.5","v.0.1.6","v.0.2.0","v.0.2.1-2","v.0.2.1-3","v.0.2.1-4","v.0.2.1-5","v.0.2.1-8","v0.2.2","v0.3.0","v0.4.0","v0.4.4","v0.4.5","v0.4.6","v0.4.7","v0.4.8","v0.5.1","v0.6.0","v0.6.1","v0.7.0","v0.7.1","v0.7.2","v0.7.3","v0.7.5.post0","v0.8.0","v0.8.1","v0.8.2","v0.9.0","v0.9.0.post3","v0.9.0.post4","v0.9.0.post5","v0.9.1.post0","v0.9.1.post1","v1.0.0","v1.0.1","v1.0.2","v1.1.0","v1.1.1","v1.2.0","v1.3.0","v1.4.0","v1.4.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26152.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N"}]}