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THREAT OPS › Threat News › [NVD] CVE-2026-50013 (HIGH 7.5) — Hoverfly is an open source API simulation tool. Prior to version 1.12.8, when Hoverfly is running in Diff mode, the `AddDiff()` function writes to the shared `responsesDiff` map without any synchronization (no mutex). When multiple proxy requests are processed concurrently (the n

[NVD] CVE-2026-50013 (HIGH 7.5) — Hoverfly is an open source API simulation tool. Prior to version 1.12.8, when Hoverfly is running in Diff mode, the `AddDiff()` function writes to the shared `responsesDiff` map without any synchronization (no mutex). When multiple proxy requests are processed concurrently (the n

mednvdPublished 2026-09-11

CVE-2026-50013 CVSS: 7.5 HIGH Published: 2026-09-11T22:16:37.813

Hoverfly is an open source API simulation tool. Prior to version 1.12.8, when Hoverfly is running in Diff mode, the `AddDiff()` function writes to the shared `responsesDiff` map without any synchronization (no mutex). When multiple proxy requests are processed concurrently (the normal case for any proxy), the concurrent map writes t

Indicators of compromise

CVE-2026-50013cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-50013