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Ahsay · AhsayCBS

CVE-2026-105134

Ahsay AhsayCBS Replication Receiver UpdateReceivers.do os command injection

Exploited in attacks Critical 10.0 Attack chance: 82%
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What it is

A flaw has been found in Ahsay AhsayCBS up to 9.15.2.69/10.3.4.44. This vulnerability affects unknown code of the file /rps/api/json/UpdateReceivers.do of the component Replication Receiver. Executing a manipulation of the argument random can lead to os command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. Upgrading to version 9.15.2.70 and 10.3.4.45 is able to resolve this issue. Upgrading the affected component is advised. The initial patch did not fix the security vulnerability properly. An update of the CVE entry to reflect this became necessary.

CISA: Ahsay AhsayCBS contains a command injection vulnerability that could allow a remote attacker to execute operating system commands via manipulation of the random parameter in the Replication Receiver component’s /rps/api/json/UpdateReceivers.do endpoint. This vulnerability can be chained with CVE-2026-105133.

What to do

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Deadline for US federal agencies: October 17, 2026

Added to the CISA list
October 14, 2026
Published
October 4, 2026
Severity
Critical 10.0 CVSS 4.0
Chance of attacks in the next 30 days (EPSS)
82% in the top 0.4% of all known vulnerabilities
Weakness
CWE-77 CWE-78
More details
NVD · CVE.org · CISA
All references (6)

More exploited flaws from Ahsay

AddedVulnerabilityProductSeverityAttack chance
Oct 14, 2026Improper AuthenticationCVE-2026-105133AhsayCBSMedium 6.979%

All of them →

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.