CVE-2015-9267

Name: CVE-2015-9267
Creator: NVD / NIST
Published: 2018-10-01T08:29:00.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2015-9267 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Nullsoft Scriptable Install System (NSIS) before 2.49 uses temporary folder locations that allow unprivileged local users to overwrite files. This allows a local attack in which either a plugin or the uninstaller can be replaced by a Trojan horse program.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

Nullsoft Scriptable Install System (NSIS) before 2.49 uses temporary folder locations that allow unprivileged local users to overwrite files. This allows a local attack in which either a plugin or the uninstaller can be replaced by a Trojan horse program.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.39%

30.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Nullsoft	Nullsoft Scriptable Install System	< 2.49
Debian	Debian Linux	8.0

References

http://jvn.jp/en/jp/JVN68418039/index.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00041.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/nsis/bugs/1125/Exploit, Issue Tracking, Patch, Third Party Advisory
http://jvn.jp/en/jp/JVN68418039/index.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00041.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/nsis/bugs/1125/Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Oct 1, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-9267?

How severe is CVE-2015-9267?

CVE-2015-9267 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2015-9267?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-9267?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST