{"id":"CVE-2023-50658","aliases":["GHSA-6294-6rgp-fr7r","GHSA-mhpq-9638-x6pw","GO-2023-2409"],"title":"jose2go vulnerable to denial of service via large p2c value","summary":"jose2go vulnerable to denial of service via large p2c value","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","vendor":"dvsekhvalnov","product":"github.com/dvsekhvalnov/jose2go","ecosystem":"go","affected":["github.com/dvsekhvalnov/jose2go < 1.6.0"],"patched":["github.com/dvsekhvalnov/jose2go 1.6.0"],"published":"2024-02-29","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:50:05.399928431Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-6294-6rgp-fr7r","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50658"},{"url":"https://github.com/dvsekhvalnov/jose2go/issues/31"},{"url":"https://github.com/dvsekhvalnov/jose2go/commit/a4584e9dd7128608fedbc67892eba9697f0d5317"},{"url":"https://github.com/dvsekhvalnov/jose2go"},{"url":"https://github.com/dvsekhvalnov/jose2go/compare/v1.5.0...v1.6.0"},{"url":"https://pkg.go.dev/vuln/GO-2023-2409"},{"url":"https://www.blackhat.com/us-23/briefings/schedule/#three-new-attacks-against-json-web-tokens-31695"}],"tags":["osv","go"],"epss":0.00824,"epssPercentile":0.5584,"ingestedAt":"2026-09-12T03:13:01.757Z","slug":"CVE-2023-50658","body":"## Overview\n\nThe jose2go component before 1.6.0 for Go allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.\n\n## Affected packages\n\n- `github.com/dvsekhvalnov/jose2go < 1.6.0`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/dvsekhvalnov/jose2go 1.6.0`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}