CVE•Published 2026-09-09•Modified 2026-09-09•0 articles on news•4 live references•NVD data
CVE-2026-87733
Vulnerability data via NVD (ingested)
CVSS v3.1
6.2
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS percentile
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Weaknesses (CWE)
Description
An issue was discovered in the mirage-crypto-ec function before 2.2.0 for OCaml. The ECDSA functions {P256,P384,P521}.Dsa.pub_of_octets accept 0x00, the encoding of the point at infinity, as a public key. With that public key, signatures can be forged without a private key.
Timeline
Published 2026-09-09
Modified 2026-09-09
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-87733Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-87733Censys host search filtered to this CVE id.
grep.app
CVE-2026-87733Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-87733GitHub code search for direct mentions.
Google dork
"CVE-2026-87733" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-87733 on GitHub.
We haven't classified any articles referencing CVE-2026-87733 yet. The external references above still apply.