What’s Vulnerable › Vulnerabilities

CVE-2023-37378

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-03 · updated 2026-06-17

Description

Nullsoft Scriptable Install System (NSIS) before 3.09 mishandles access control for an uninstaller directory.

Affected products

• Nullsoft Scriptable Install System: through 3.09

References

• http://sf.net/p/nsis/bugs/1296
• https://github.com/kichik/nsis/commit/281e2851fe669d10e0650fc89d0e7fb74a598967
• https://github.com/kichik/nsis/commit/409b5841479c44fbf33a6ba97c1146e46f965467
• https://github.com/kichik/nsis/commit/c40cf78994e74a1a3a381a850c996b251e3277c0
• https://lists.debian.org/debian-lts-announce/2023/07/msg00005.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A65FBUMHLZ7GBV3VDKUB5EK3A7X2UUWK/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OZPAAU57IA3NP6UOUXNBUQBAYK3JB2IM/
• https://nsis.sourceforge.io/Docs/AppendixF.html#v3.09
• https://sourceforge.net/p/nsis/news/2023/07/nsis-309-released/
• http://sf.net/p/nsis/bugs/1296
• https://github.com/kichik/nsis/commit/281e2851fe669d10e0650fc89d0e7fb74a598967
• https://github.com/kichik/nsis/commit/409b5841479c44fbf33a6ba97c1146e46f965467

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