CVE-2021-21517

HighCVSS 7.2/10Last modified Jun 17, 2026

Description

SRS Policy Manager 6.X is affected by an XML External Entity Injection (XXE) vulnerability due to a misconfigured XML parser that processes user-supplied DTD input without sufficient validation. A remote unauthenticated attacker can potentially exploit this vulnerability to read system files as a non-root user and may be able to temporarily disrupt the ESRS service.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:L

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Mar 1, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-21517: High severity, CVSS 7.2 | Vulnix