Scans for Sshole Vulnerability (CVE-2026-123158), (Sun, Nov 8th)
Scans for the Sshole vulnerability (CVE-2026-123158) have increased.
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Summary
Honeypots using Cowrie are observing a rise in attempts to exploit the newly disclosed 'sshole' vulnerability (CVE-2026-123158). The data indicates an increase in long password entries, some of which appear to be buggy brute-force scripts that may have inadvertently executed commands, including malware downloads. The first actual exploit attempts were detected on November 5th.
The lesson from this incident
Full lessonThe CVE-2026-123158 ('sshole') vulnerability began attracting active exploit attempts within days of public disclosure, as observed through honeypot data showing surges in long password entries and malware download attempts. This demonstrates how threat actors rapidly weaponize newly disclosed vulnerabilities, often before organizations have had time to patch. Some of the observed scripts appear to be buggy or automated brute-force tools that inadvertently executed commands, illustrating that even unsophisticated attackers can cause serious harm during the exploitation window. The incident underscores the critical importance of minimizing the time between vulnerability disclosure and remediation, particularly for internet-facing systems.
What helps against this
How we list vendors- Vulnerability scanning and prioritisation
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- Endpoint detection and response (EDR and XDR)
Malware and hands-on-keyboard attackers on laptops and servers get spotted and stopped.
- Threat intelligence
Attack campaigns reach your sector, suppliers or software before your team hears about them.
Indicators of Compromise
- cve — CVE-2026-123158
- ip — 156.238.252.37
- url — http://156.238.252.37:8000/bot.x86_64
- ip — 213.86.169.133
- ip — 152.233.50.185
- ip — 92.255.57.7
- ip — 195.178.110.78
- ip — 109.94.173.13
- ip — 87.241.132.12
- ip — 52.119.124.122
- ip — 185.2.148.137
- ip — 220.77.237.35
- ip — 82.74.132.129
- ip — 220.70.219.98
- ip — 154.80.128.173
- ip — 121.190.39.238
- ip — 121.163.224.97
- ip — 58.151.184.226
- ip — 62.210.173.100
- ip — 183.99.38.238
- ip — 112.162.23.132