What’s Vulnerable › Vulnerabilities

CVE-2026-34353

• Severity: medium (CVSS 5.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-27 · updated 2026-06-17
• Weakness: CWE-190

Description

In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when untrusted data is processed.

Affected products

• OCaml: through 4.14.3

References

• https://github.com/ocaml/ocaml/issues/14655
• https://github.com/ocaml/ocaml/pull/14674

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