CVE•Published 2026-08-17•Modified 2026-09-01•1 article on news•4 live references•NVD data
CVE-2026-74889Jahlives · Openssl_encrypt
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
10
Exploit Prediction Scoring System · top 90% of all CVEs
Weaknesses (CWE)
Description
openssl_encrypt versions before 1.4.0 use HKDF with no salt and static info parameter in key normalization functions, reducing entropy extraction and determinism. Attackers can exploit predictable key derivation with identical inputs to weaken cryptographic security against multi-target attacks.
Timeline
Published 2026-08-17
Modified 2026-09-01
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-2026-74889Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Jahlives Openssl Encrypt"All exposed Jahlives Openssl Encrypt instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Openssl Encrypt"HTTP body or banner mentions "Openssl Encrypt" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-74889Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-74889Censys host search filtered to this CVE id.
grep.app
CVE-2026-74889Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-74889GitHub code search for direct mentions.
Google dork
"CVE-2026-74889" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-74889 on GitHub.