What’s Vulnerable › Vulnerabilities

CVE-2021-25322: python-HyperKitty: hyperkitty-permissions.sh used during %post allows local privilege escalation from hyperkitty user to root

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-10 · updated 2026-06-17
• Weakness: CWE-61

Description

A UNIX Symbolic Link (Symlink) Following vulnerability in python-HyperKitty of openSUSE Leap 15.2, Factory allows local attackers to escalate privileges from the user hyperkitty or hyperkitty-admin to root. This issue affects: openSUSE Leap 15.2 python-HyperKitty version 1.3.2-lp152.2.3.1 and prior versions. openSUSE Factory python-HyperKitty versions prior to 1.3.4-5.1.

Affected products

• Python-Hyperkitty Project Python-Hyperkitty: through 1.3.2-lp152.2.3.1; before 1.3.4-5.1 — fixed in 1.3.4-5.1

How to fix

Upgrade to a fixed version: Python-Hyperkitty Project Python-Hyperkitty 1.3.4-5.1. Check the vendor advisory for mitigations.

References

• https://bugzilla.suse.com/show_bug.cgi?id=1182373
• https://bugzilla.suse.com/show_bug.cgi?id=1182373

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