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CVE•Published 2026-10-27•Modified 2026-10-28•0 articles on news•3 live references•NVD data

CVE-2026-93857

Vulnerability data via NVD (ingested)

CVSS v3.1
—
EPSS percentile
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Weaknesses (CWE)
CWE-120Buffer Copy without Checking Size of InputCWE-121Stack-based Buffer OverflowCWE-787Out-of-bounds Write
Description

A stack-based buffer overflow vulnerability in Fireware OS's SIP proxy allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted request through a policy that uses the SIP proxy.

Timeline
Published 2026-10-27
Modified 2026-10-28

External references

NVDMITREVulnCheck

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-2026-93857
Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-93857
Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-93857
Censys host search filtered to this CVE id.
grep.app
CVE-2026-93857
Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-93857
GitHub code search for direct mentions.
Google dork
"CVE-2026-93857" exploit -site:nvd.nist.gov
Write-ups and news, NVD excluded.

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-93857 on GitHub.
We haven't classified any articles referencing CVE-2026-93857 yet. The external references above still apply.