{"action":"Upgrade @aws/lsp-codewhisperer to 0.0.113 or later.","affected":[{"fixed":"0.0.113","introduced":"0"}],"component":"@aws/lsp-codewhisperer","cve_ids":["CVE-2026-12957"],"ecosystem":"npm","epss":0.00234,"exploited":false,"fixed_versions":["0.0.113"],"ghsa_id":"GHSA-xhcr-j4j9-3gh7","id":"tcs_01M5KGJ3Q6JDRB7AZ175CZCJZ7","modified_at":"2026-09-24T19:30:05.274534811Z","published_at":"2026-09-24T19:13:53Z","references":["https://osv.dev/vulnerability/GHSA-xhcr-j4j9-3gh7","https://github.com/aws/language-servers/security/advisories/GHSA-xhcr-j4j9-3gh7","https://nvd.nist.gov/vuln/detail/CVE-2026-12957","https://github.com/Amazon-Q-Developer/language-servers/pull/2708","https://github.com/Amazon-Q-Developer/language-servers/pull/2711","https://github.com/Amazon-Q-Developer/language-servers/commit/7b8595a4e638562f79d5f71dcf22b0c700490458","https://github.com/Amazon-Q-Developer/language-servers/commit/f5aa1a3b25aa38bfe8dd0e830b5839e1cea1d410","https://aws.amazon.com/security/security-bulletins/2026-047-aws","https://github.com/Amazon-Q-Developer/language-servers/releases/tag/agentic-rc-1.65.0","https://github.com/aws/language-servers"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"GHSA-xhcr-j4j9-3gh7","url":"https://osv.dev/vulnerability/GHSA-xhcr-j4j9-3gh7"},{"source":"nvd","source_id":"CVE-2026-12957","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12957"}],"summary":"Language Servers for AWS Vulnerable to Arbitrary Code Execution"}