CVE•Published 2026-09-09•Modified 2026-09-09•0 articles on news•4 live references•NVD data
CVE-2026-87877
Vulnerability data via NVD (ingested)
CVSS v3.1
7.7
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
zstd-jni versions before 1.5.7-14 fail to validate closed state in setDict, setLongMax, setLevel and setRefMultipleDDicts methods of stream classes. Attackers can call these methods on closed streams to write through freed native pointers, corrupting unrelated objects or crashing the JVM.
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-2026-87877Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-87877Censys host search filtered to this CVE id.
grep.app
CVE-2026-87877Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-87877GitHub code search for direct mentions.
Google dork
"CVE-2026-87877" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-87877 on GitHub.
We haven't classified any articles referencing CVE-2026-87877 yet. The external references above still apply.