CVE•Published 2026-08-03•Modified 2026-08-28•0 articles on news•5 live references•NVD data
CVE-2026-59642Bouncycastle · Bc-java
Vulnerability data via NVD (ingested)
CVSS v3.1
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS percentile
5
Exploit Prediction Scoring System · top 95% of all CVEs
Weaknesses (CWE)
Description
In Bouncy Castle for Java before 1.85, CMS AuthenticatedData content not bound to MAC when authAttrs present. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).
Timeline
Published 2026-08-03
Modified 2026-08-28
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-2026-59642Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Bouncycastle Bc-java"All exposed Bouncycastle Bc-java instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Bc-java"HTTP body or banner mentions "Bc-java" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-59642Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-59642Censys host search filtered to this CVE id.
grep.app
CVE-2026-59642Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-59642GitHub code search for direct mentions.
Google dork
"CVE-2026-59642" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-59642 on GitHub.
We haven't classified any articles referencing CVE-2026-59642 yet. The external references above still apply.