What’s Vulnerable › Vulnerabilities

CVE-2024-48938

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-11 · updated 2026-06-17
• Weakness: CWE-1333

Description

Znuny before LTS 6.5.1 through 6.5.10 and 7.0.1 through 7.0.16 allows DoS/ReDos via email. Parsing the content of emails where HTML code is copied from Microsoft Word could lead to high CPU usage and block the parsing process.

Affected products

• Znuny: from 6.0.0 before 6.1.0; from 6.5.1 through 6.5.10; from 7.0.1 through 7.0.16 — fixed in 6.1.0

How to fix

Upgrade to a fixed version: Znuny 6.1.0. Check the vendor advisory for mitigations.

References

• https://www.znuny.com
• https://www.znuny.org/en/advisories
• https://www.znuny.org/en/advisories/zsa-2024-04

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