Vulnerability Database · Go · github.com/gorilla/websocket · Version
github.com/gorilla/websocket v1.5.0
v1.5.0 is affected by 5 vulnerabilities.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to. The upgrade Vulert recommends: v1.5.3.
Critical 0 High 1 Medium 1 Low 0 Unrated 3
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Released 04 Jan 2022
Licence BSD-2-Clause
Also known from other sources 2
Newer releases 300
Database updated 23/Oct/2026
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01 Vulnerabilities affecting this version
github.com/gorilla/websocket v1.5.0 vulnerabilities
5 vulnerabilities cover github.com/gorilla/websocket v1.5.0. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2020-27813: Integer overflow in github.com/gorilla/websocket | 7.5 high | 1.4.1 | 18 May 2021 |
| Gorilla WebSocket Uses Cryptographically Weak PRNG for WebSocket Mask Key | 6.9 medium | 1.5.3 | 24 Aug 2026 |
| Cryptographic Weakness in Gorilla WebSocket Package: Vulnerability Overview | N/A unrated | 1.5.3 | 25 Aug 2026 |
| CVE-2020-27813: Integer overflow in github.com/gorilla/websocket | N/A unrated | 1.4.1 | 14 Apr 2021 |
| CVE-2020-27813: Integer overflow in github.com/gorilla/websocket | N/A unrated | 1.4.1 | 14 Apr 2021 |
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Questions
About github.com/gorilla/websocket v1.5.0
Is github.com/gorilla/websocket v1.5.0 vulnerable?
Yes. 5 vulnerabilities in the Vulert database cover github.com/gorilla/websocket v1.5.0: 0 critical, 1 high, 1 medium and 0 low, plus 3 not yet rated. The upgrade Vulert recommends is v1.5.3, and each entry above names the fixed version to move to.
Which version of github.com/gorilla/websocket should I use instead of v1.5.0?
v1.5.3 is the version Vulert recommends for this release line. The version table on the package page lists every release with the vulnerabilities recorded against it.
Is v1.5.0 the latest release of github.com/gorilla/websocket?
No. v1.5.0 was published 04 Jan 2022, and newer releases exist. Newer is not automatically safer — the version table on the package page shows what each release carries.
How do I monitor github.com/gorilla/websocket for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the github.com/gorilla/websocket version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.