THREAT OPS › Threat News › [NVD] CVE-2026-42503 (HIGH 8.8) — gopls by default communicates via pipe. However, -port and -listen flags are supported as means of debugging.
If -listen is given a value without an explicit host (e.g. :8080), or -port is used, gopls will listen on 0.0.0.0.
As a result, users might inadvertently cause gopls to
[NVD] CVE-2026-42503 (HIGH 8.8) — gopls by default communicates via pipe. However, -port and -listen flags are supported as means of debugging. If -listen is given a value without an explicit host (e.g. :8080), or -port is used, gopls will listen on 0.0.0.0. As a result, users might inadvertently cause gopls to
CVE-2026-42503 CVSS: 8.8 HIGH Published: 2026-05-06T17:16:23.417
gopls by default communicates via pipe. However, -port and -listen flags are supported as means of debugging. If -listen is given a value without an explicit host (e.g. :8080), or -port is used, gopls will listen on 0.0.0.0. As a result, users might inadvertently cause gopls to bind 0.0.0.0. This can allow a malicious party on the
Indicators of compromise
- CVE-2026-42503cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-42503