{"cve":"CVE-2023-27115","nvd":{"published":"2023-03-10T02:15:58.457","modified":"2026-06-17T05:44:24.470","status":"Modified","description":"WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-665"],"references":["https://github.com/WebAssembly/wabt/issues/1938","https://github.com/WebAssembly/wabt/issues/1992","https://github.com/WebAssembly/wabt/issues/1938","https://github.com/WebAssembly/wabt/issues/1992"],"products":["webassembly:webassembly"],"source":"nvd","synced_at":"2026-10-19T21:37:41.955480748+00:00"},"epss":{"cve":"CVE-2023-27115","score":0.00308,"percentile":0.23701,"date":"2026-10-31"},"kev":null,"osv":[{"id":"PYSEC-2023-316","url":"https://osv.dev/vulnerability/PYSEC-2023-316","summary":"","modified":"2026-05-21T15:00:30.439550372Z","packages":[{"ecosystem":"PyPI","name":"wabt","purl":"pkg:pypi/wabt","ranges":["<=1.0.29"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}