Zserio is a framework for serializing structured data with a compact and efficient way with low overhead.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Apr 24, 2026 · NIST NVD

   Detected

   Zserio is a framework for serializing structured data with a compact and efficient way with low overhead. Prior to 2.18.1, a crafted payload as small as 4-5 bytes can force memory allocations of up to 16 GB, crashing any process with an OOM error (Denial of Service). This vulnerability is fixed in 2.18.1.

2. Jun 17, 2026 · NIST NVD

   Updated

   Zserio is a framework for serializing structured data with a compact and efficient way with low overhead. Prior to 2.18.1, a crafted payload as small as 4-5 bytes can force memory allocations of up to 16 GB, crashing any process with an OOM error (Denial of Service). This vulnerability is fixed in 2.18.1.

Affected

• cpe nds-association/zserioversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-33524

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-33524

  Zserio is a framework for serializing structured data with a compact and efficient way with low overhead. Prior to 2.18.1, a crafted payload as small as 4-5 bytes can force memory allocations of up to 16 GB, crashing any process with an OOM error (Denial of Service). This vulnera

  nvd.nist.gov

References

• Exploit · github.com