{"cve":"CVE-2023-49559","nvd":{"published":"2024-06-12T20:15:10.773","modified":"2026-06-17T06:36:09.437","status":"Deferred","description":"An issue in vektah gqlparser open-source-library v.2.5.10 allows a remote attacker to cause a denial of service via a crafted script to the parserDirectives function.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","score":3.7},"cwes":["CWE-770"],"references":["https://gist.github.com/uvzz/d3ed9d4532be16ec1040a2cf3dfec8d1","https://gist.github.com/uvzz/d3ed9d4532be16ec1040a2cf3dfec8d1"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:51:20.603330631+00:00"},"epss":{"cve":"CVE-2023-49559","score":0.00595,"percentile":0.48447,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2hmf-46v7-v6fx","url":"https://osv.dev/vulnerability/GHSA-2hmf-46v7-v6fx","summary":"gqlparser denial of service vulnerability via the parserDirectives function","modified":"2026-09-10T03:50:14.729633897Z","packages":[{"ecosystem":"Go","name":"github.com/vektah/gqlparser/v2","purl":"pkg:golang/github.com/vektah/gqlparser/v2","ranges":["<2.5.14"],"fixed":["2.5.14"]},{"ecosystem":"Go","name":"github.com/vektah/gqlparser","purl":"pkg:golang/github.com/vektah/gqlparser","ranges":["<2.5.14"],"fixed":["2.5.14"]}]},{"id":"GO-2024-2920","url":"https://osv.dev/vulnerability/GO-2024-2920","summary":"Denial of service vulnerability via the parseDirectives function in github.com/vektah/gqlparser","modified":"2026-02-04T02:19:19.852945Z","packages":[{"ecosystem":"Go","name":"github.com/vektah/gqlparser","purl":"pkg:golang/github.com/vektah/gqlparser","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/vektah/gqlparser/v2","purl":"pkg:golang/github.com/vektah/gqlparser/v2","ranges":["<2.5.14"],"fixed":["2.5.14"]}]}],"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."]}