{"action":"Upgrade mesop to 1.2.5 or later.","affected":[{"fixed":"1.2.5","introduced":"1.2.3"}],"component":"mesop","cve_ids":["CVE-2026-34824"],"ecosystem":"PyPI","epss":0.00721,"exploited":false,"fixed_versions":["1.2.5"],"ghsa_id":"GHSA-3jr7-6hqp-x679","id":"tcs_01M5KEW2DGKSR60B3X5R5JRSZ2","modified_at":"2026-07-13T07:26:47.816851484Z","published_at":"2026-04-03T21:54:36Z","references":["https://osv.dev/vulnerability/GHSA-3jr7-6hqp-x679","https://github.com/mesop-dev/mesop/security/advisories/GHSA-3jr7-6hqp-x679","https://nvd.nist.gov/vuln/detail/CVE-2026-34824","https://github.com/mesop-dev/mesop/commit/760a2079b5c609038c826d24dfbcf9b0be98d987","https://github.com/mesop-dev/mesop","https://github.com/mesop-dev/mesop/releases/tag/v1.2.5"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-3jr7-6hqp-x679","url":"https://osv.dev/vulnerability/GHSA-3jr7-6hqp-x679"}],"summary":"Mesop: Unbounded Thread Creation in WebSocket Handler Leads to Denial of Service"}