CVE-2009-1886

9.3 HIGH 12% exploit odds Fix listed Code execution

What it is

Multiple format string vulnerabilities in client/client.c in smbclient in Samba 3.2.0 through 3.2.12 might allow context-dependent attackers to execute arbitrary code via format string specifiers in a filename.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 12.2% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2009-06-25 01:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:08 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 12.2% in the next 30 days (EPSS).
Severity: 9.3 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2009-06-25 01:30 UTC
Last modified: 2026-06-16 23:08 UTC
Exploit probability: 12.2% · EPSS, next 30 days
Weakness: CWE-134
Record status: Modified

Affected

Samba 3.2.0
Samba 3.2.1
Samba 3.2.2
Samba 3.2.3
Samba 3.2.4
Samba 3.2.5
Samba 3.2.6
Samba 3.2.7

Attack profile CVSS 2.0 · 9.3

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2009-1886.md and follow it. Check whether this project is affected by CVE-2009-1886. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record