What’s Vulnerable › Vulnerabilities

CVE-2021-45887

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-13 · updated 2026-06-17
• Weakness: CWE-22

Description

An issue was discovered in PONTON X/P Messenger before 3.11.2. Due to path traversal in private/SchemaSetUpload.do for uploaded ZIP files, an executable script can be uploaded by web application administrators, giving the attacker remote code execution on the underlying server via an imgs/*.jsp URI.

Affected products

• Ponton X/P Messenger: 3.8.0, 3.10.0

References

• https://www.ponton.de/products/xpmessenger/
• https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-077.txt
• https://www.ponton.de/products/xpmessenger/
• https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-077.txt

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