Apache
Apache Datasketches CPP: vulnerabilities and CVEs
Apache Datasketches CPP has 2 published vulnerabilities, 2 of them in the last 12 months. 1 are rated critical and 0 are listed by CISA as actively exploited.
CVEs2
Last 12 months2
Critical1
Actively exploited0
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Latest vulnerabilities
| CVE | Severity | EPSS | Active exploitation | Published | Description |
|---|---|---|---|---|---|
| CVE-2026-103636 | High (7.5) | 0.52% | — | Oct 10, 2026 | Out-of-bounds read in the VarOpt union deserialization of Apache DataSketches C++ (repo: datasketches-cpp). var_opt_union::deserialize() read the 32-byte preamble of a non-empty union after checking that only 8 bytes… |
| CVE-2026-103513 | Critical (9.8) | 0.39% | — | Oct 10, 2026 | Out-of-bounds read and write in the CPC sketch deserialization of Apache DataSketches C++ (repo: datasketches-cpp). A crafted serialized CPC sketch passed to cpc_sketch::deserialize(), from either a byte buffer or a… |
🎯 How it gets exploited (ATT&CK techniques)
Number of CVEs of this technology mapped to each exploitation or primary-impact technique.
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