{"id":"CVE-2024-21624","summary":"Potential Information Leak in User-Constructed Message Templates in nonebot2","details":"nonebot2 is a cross-platform Python asynchronous chatbot framework written in Python. This security advisory pertains to a potential information leak (e.g., environment variables) in instances where developers utilize `MessageTemplate` and incorporate user-provided data into templates. The identified vulnerability has been remedied in pull request #2509 and will be included in versions released from 2.2.0. Users are strongly advised to upgrade to these patched versions to safeguard against the vulnerability. A temporary workaround involves filtering underscores before incorporating user input into the message template.","aliases":["GHSA-59j8-776v-xxxg","PYSEC-2024-37"],"modified":"2026-08-12T03:51:34.416836012Z","published":"2024-02-09T22:16:49.974Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21624.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-200"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21624.json"},{"type":"ADVISORY","url":"https://github.com/nonebot/nonebot2/security/advisories/GHSA-59j8-776v-xxxg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21624"},{"type":"FIX","url":"https://github.com/nonebot/nonebot2/pull/2509"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nonebot/nonebot2","events":[{"introduced":"f2b0b1752b840dc70d14641e82a98465f912d7dd"},{"fixed":"35cee22cf67b2538fc7cb86c8804ef8eb8eb2bbc"},{"introduced":"8dcfe92f13cd65af242a1f28e1d7e9d074976a99"},{"last_affected":"890b2ee22f3dddde2d4257d83280b95fd54ca353"}],"database_specific":{"cpe":["cpe:2.3:a:nonebot:nonebot:*:*:*:*:*:*:*:*","cpe:2.3:a:nonebot:nonebot:2.0.0:-:*:*:*:*:*:*","cpe:2.3:a:nonebot:nonebot:2.0.0:rc2:*:*:*:*:*:*","cpe:2.3:a:nonebot:nonebot:2.0.0:rc3:*:*:*:*:*:*","cpe:2.3:a:nonebot:nonebot:2.0.0:rc4:*:*:*:*:*:*"],"extracted_events":[{"introduced":"2.0.1"},{"fixed":"2.2.0"},{"introduced":"2.0.0-NA"},{"last_affected":"2.0.0-NA"},{"introduced":"2.0.0-rc2"},{"last_affected":"2.0.0-rc2"},{"introduced":"2.0.0-rc3"},{"last_affected":"2.0.0-rc3"},{"introduced":"2.0.0-rc4"},{"last_affected":"2.0.0-rc4"}],"source":["CPE_RANGE","CPE_STRING"]}}],"versions":["2.0.0-NA","2.0.0-rc2","2.0.0-rc3","2.0.0-rc4","v2.1.3","v2.1.2","v2.1.1","v2.1.0","v2.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-21624.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N"}]}