SB2026022724 - Elastic Synthetics Recorder update for third-party components

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Main Vulnerability Database SB2026022724

SB2026022724 - Elastic Synthetics Recorder update for third-party components

Published: February 27, 2026

Security Bulletin ID SB2026022724
Severity
Critical
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 50% High 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Type confusion (CVE-ID: CVE-2025-6554)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in V8 engine. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild. 


2) Use-after-free (CVE-ID: CVE-2025-7657)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the WebRTC component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Remediation

Install update from vendor's website.

References