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CVE-2025-62507: High Vulnerability in Redis

A high-severity vulnerability in Redis allows attackers to exploit a stack buffer overflow via the XACKDEL command, potentially leading to remote code execution. Organizations should prioritize patching to mitigate risks associated with this vulnerability.

HIGHPublic ExploitCVSS 7.7 · Published November 4, 2025

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This vulnerability allows users of Redis, an open-source in-memory database, to trigger a stack buffer overflow by executing the XACKDEL command with multiple IDs. This behavior is present in versions 8.2.0 and above. If exploited, it may potentially lead to remote code execution, posing significant risks to the integrity and availability of the database. The severity of this vulnerability, rated with a CVSS score of 7.7, indicates a high level of risk that organizations cannot afford to overlook.

Organizations should prioritize patching immediately. The issue has been addressed in version 8.2.3 of Redis. In the meantime, a workaround involves restricting the execution of the XACKDEL command by implementing Access Control Lists (ACLs) to control command permissions.

Given the nature of this vulnerability and its potential for exploitation, it is crucial for organizations using Redis to assess their exposure and take necessary precautions to protect their systems from unauthorized access.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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