CVE-2026-89087High· 7.3▾ TwilightThe cstruct package before 6.3.0 for OCaml mishandles indexes.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 40.2 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 11.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.2%
Last analysed / modified upstream
The cstruct package before 6.3.0 for OCaml mishandles indexes.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-87734High· 7.5An issue was discovered in the utcp package before 0.0.6 for OCaml
CVE-2026-89086Critical· 9.1In the jose package before 0.11.0 for OCaml, library calls to validate an RSA signature only confirm that PKCS #1 decoding succeeds, and proceed to declare the signature valid without the required steps that involve the public key.
CVE-2026-87736Medium· 4.3An issue was discovered in the mirage-crypto-ec package before 2.3.0 for OCaml
CVE-2026-57825Medium· 5.7In the opam package before 2.5.2 for OCaml, the sandbox protection mechanism can be bypassed because symlinks are mishandled during use of .install files.
CVE-2026-87735Medium· 4.3An issue was discovered in the mirage-crypto-pk package before 2.3.0 for OCaml
CVE-2026-87737Medium· 5.9An issue was discovered in the mirage-crypto-ec package before 2.4.0 for OCaml