CVE-2025-8697VulnerabilityPublished 7 Aug 2025

CVE-2025-8697: agentUniverse · OS Command Injection

Affects agentUniverseSource CVE Database V5

Not known to be exploited · CVSS 5.3 Medium.

Data as of 26 Oct 2026, 07:57 UTC

CVSS 4.0 base score

5.3Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 1.7% chance of exploitation in 30 days – higher than 77% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Base metrics

Attack Vector: Network
Attack Complexity: Low
Attack Requirements: None
Privileges Required: Low
User Interaction: None
Vulnerable system confidentiality: Low
Vulnerable system integrity: Low
Vulnerable system availability: Low
Subsequent system confidentiality: None
Subsequent system integrity: None
Subsequent system availability: None

Threat metrics

Exploit Maturity: POC

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable system is bound to the network stack and the set of possible attackers extends beyond the other options listed below, up to and including the entire Internet. Such a vulnerability is often termed “remotely exploitable” and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: The attacker must take no measurable action to exploit the vulnerability. The attack requires no target-specific circumvention to exploit the vulnerability. An attacker can expect repeatable success against the vulnerable system.
Attack Requirements: None: The successful attack does not depend on the deployment and execution conditions of the vulnerable system. The attacker can expect to be able to reach the vulnerability and execute the exploit under all or most instances of the vulnerability.
Privileges Required: Low: The attacker requires privileges that provide basic capabilities that are typically limited to settings and resources owned by a single low-privileged user. Alternatively, an attacker with Low privileges has the ability to access only non-sensitive resources.
User Interaction: None: The vulnerable system can be exploited without interaction from any human user, other than the attacker.
Vulnerable system confidentiality: Low: There is some loss of confidentiality. Access to some restricted information is obtained, but the attacker does not have control over what information is obtained, or the amount or kind of loss is limited. The information disclosure does not cause a direct, serious loss to the Vulnerable System.
Vulnerable system integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact to the Vulnerable System.
Vulnerable system availability: Low: Performance is reduced or there are interruptions in resource availability. Even if repeated exploitation of the vulnerability is possible, the attacker does not have the ability to completely deny service to legitimate users. The resources in the Vulnerable System are either partially available all of the time, or fully available only some of the time, but overall there is no direct, serious consequence to the Vulnerable System.
Subsequent system confidentiality: None: There is no loss of confidentiality within the Subsequent System or all confidentiality impact is constrained to the Vulnerable System.
Subsequent system integrity: None: There is no loss of integrity within the Subsequent System or all integrity impact is constrained to the Vulnerable System.
Subsequent system availability: None: There is no impact to availability within the Subsequent System or all availability impact is constrained to the Vulnerable System.
Exploit Maturity: POC: Based on threat intelligence sources each of the following must apply: · Proof-of-concept is publicly available · No knowledge of reported attempts to exploit this vulnerability · No knowledge of publicly available solutions used to simplify attempts to exploit the vulnerability

Definitions: FIRST CVSS v4.0 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 7 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
agentUniverse	Affected =0.0.1 =0.0.2 =0.0.3 =0.0.4 =0.0.5 =0.0.6 =0.0.7 =0.0.8 =0.0.9 =0.0.10 =0.0.11 =0.0.12 =0.0.13 =0.0.14 =0.0.15 =0.0.16 =0.0.17 =0.0.18	Fixed in–

AI-suggested

Given the lack of an official patch, European organizations should implement immediate compensating controls. First, restrict network access to the affected agentUniverse components by applying strict firewall rules and network segmentation to limit exposure to untrusted networks. Employ application-layer filtering or web application firewalls (WAFs) to detect and block suspicious command injection patterns targeting the StdioServerParameters function. Conduct thorough input validation and sanitization at the application or proxy level if possible. Monitor logs and network traffic for anomalous command execution attempts or unusual behavior indicative of exploitation. If feasible, disable or isolate the vulnerable component until a vendor patch or update is available. Organizations should also consider deploying endpoint detection and response (EDR) solutions to detect post-exploitation activities. Engage in threat hunting exercises focused on this vulnerability’s indicators. Finally, maintain up-to-date backups and incident response plans tailored to command injection scenarios to minimize operational impact in case of compromise.

Description

A vulnerability was found in agentUniverse up to 0.0.18 and classified as critical. This issue affects the function StdioServerParameters of the component MCPSessionManager/MCPTool/MCPToolkit. The manipulation leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Impact

For European organizations, the impact of CVE-2025-8697 can be significant depending on the deployment of agentUniverse in their environments. Organizations using agentUniverse for session management or toolkit operations may face risks of unauthorized command execution, potentially leading to data breaches, service disruption, or lateral movement within internal networks. The medium severity score suggests partial impact on confidentiality, integrity, and availability, but the lack of required user interaction and remote exploitability increases the threat landscape. Critical infrastructure, government agencies, and enterprises relying on agentUniverse for operational tasks could experience operational downtime or data compromise. The absence of vendor patches and public exploit disclosure heightens urgency for mitigation. Additionally, the vulnerability could be leveraged as an initial access vector or for privilege escalation in multi-stage attacks. European organizations with stringent data protection regulations (e.g., GDPR) must consider the legal and reputational consequences of breaches stemming from this vulnerability.

References

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