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Vulnerability record · CVE-2026-63397 · published 16 July 2026

CVE-2026-63397: remorses/genql before version 6.3.4 allows an authenticated attacker with control of the GraphQL schema that i…

remorses/genql before version 6.3.4 allows an authenticated attacker with control of the GraphQL schema that is passed to genql to inject arbitrary JavaScript or TypeScript. The malicious code is injected into the generated schema.ts file and executes when the genql client is bundled and imported.

7.1 CVSS 4.0 High EPSS 0.48% · top 61.3% CWE-116 · CWE-116 Awaiting Analysis
7.1CVSS 4.0 base score
0.48%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
21 Jul 2026Last modified by NVD

Description

remorses/genql before version 6.3.4 allows an authenticated attacker with control of the GraphQL schema that is passed to genql to inject arbitrary JavaScript or TypeScript. The malicious code is injected into the generated schema.ts file and executes when the genql client is bundled and imported.

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/remorses/genql
https://github.com/remorses/genql/releases/tag/%40genql%2Fcli%406.3.4
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-197-01.json
https://www.cve.org/CVERecord?id=CVE-2026-63397

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Source: NIST National Vulnerability Database (record CVE-2026-63397), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.