Is CVE-2021-23258 actively exploited?

No active exploitation of CVE-2021-23258 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-23258 be exploited remotely?

Yes. CVE-2021-23258 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-23258?

CVE-2021-23258 has a CVSS score of 7.2 (HIGH).

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HIGH

CVE-2021-23258

CWE-913Published: December 2, 2021· Updated: Jun 17, 2026

7.2

CVSS v3.1

Official Description

Authenticated users with Administrator or Developer roles may execute OS commands by SPEL Expression in Spring beans. SPEL Expression does not have security restrictions, which will cause attackers to execute arbitrary commands remotely (RCE).

NVD Source

Technical Analysis

CVE-2021-23258 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.2.