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CVE-2026-89087

The cstruct package before 6.3.0 for OCaml mishandles indexes.

High7.3EPSS 0.32%
Published
Updated
Reserved
Assigned by
mitre

Description

The cstruct package before 6.3.0 for OCaml mishandles indexes.

Scores

CVSS scores of CVE-2026-89087, by who scored it
Scored byCVSSScoreVector
mitreCNA (assigner)3.1High7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVDNVD · Deferred3.1High7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS (exploitation in 30 days)
0.32% · top 75% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.

Weakness

Affected products

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .