CVE•Published 2026-10-28•Modified 2026-10-28•0 articles on news•5 live references•NVD data
CVE-2026-118374
Vulnerability data via NVD (ingested)
CVSS v3.1
5.9
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS percentile
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Weaknesses (CWE)
Description
LibreSSL ocspcheck through 4.4.0 contains a memory exhaustion vulnerability that allows malicious OCSP responders to exhaust memory by sending unbounded HTTP responses. Attackers controlling the responder or intercepting plain HTTP AIA OCSP traffic can stream endless headers or body data to http_head_read() and http_body_read(), denying certificate status checks.
Timeline
Published 2026-10-28
Modified 2026-10-28
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).
Shodan · vuln tag0 hosts
vuln:CVE-2026-118374Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-118374Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-118374Censys host search filtered to this CVE id.
grep.app
CVE-2026-118374Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-118374GitHub code search for direct mentions.
Google dork
"CVE-2026-118374" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-118374 on GitHub.
We haven't classified any articles referencing CVE-2026-118374 yet. The external references above still apply.