Vulnerability Database · PyPI · zstd · Version
zstd 1.5.2.2
1.5.2.2 is affected by 2 vulnerabilities.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to. The upgrade Vulert recommends: 1.5.7.3.
Critical 0 High 1 Medium 0 Low 0 Unrated 1
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Released 17 Apr 2022
Licence non-standard
Also known from other sources 1
Newer releases 49
Database updated 23/Oct/2026
Release and licence data published by PyPI. Licence information is not legal advice.
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01 Vulnerabilities affecting this version
zstd 1.5.2.2 vulnerabilities
2 vulnerabilities cover zstd 1.5.2.2. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2022-4899: zstd Buffer Overrun Vulnerability | 7.5 high | 1.5.4.0 | 31 Mar 2023 |
| CVE-2022-4899: Buffer Overrun Vulnerability in zstd | N/A unrated | No fix published | 31 Mar 2023 |
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Questions
About zstd 1.5.2.2
Is zstd 1.5.2.2 vulnerable?
Yes. 2 vulnerabilities in the Vulert database cover zstd 1.5.2.2: 0 critical, 1 high, 0 medium and 0 low, plus 1 not yet rated. The upgrade Vulert recommends is 1.5.7.3, and each entry above names the fixed version to move to.
Which version of zstd should I use instead of 1.5.2.2?
1.5.7.3 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 1.5.2.2 the latest release of zstd?
No. 1.5.2.2 was published 17 Apr 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 zstd for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the zstd version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.