VulnerabilityPublished 15 Oct 2025Updated 13 Nov 2025

CVE-2025-58133: Zoom Rooms · Authentication Bypass Using an Alternate Path or Channel

Affects Zoom RoomsSource CVE Database V5

Not known to be exploited · CVSS 5.3 Medium.

Data as of 26 Oct 2026, 10:12 UTC

CVSS 3.1 base score

5.3Medium

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

EPSS: 0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector: Network
Attack Complexity: High
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

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

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, 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: High: A successful attack depends on conditions beyond the attacker's control. That is, a successful attack cannot be accomplished at will, but requires the attacker to invest in some measurable amount of effort in preparation or execution against the vulnerable component before a successful attack can be expected. For example, a successful attack may require an attacker to: gather knowledge about the environment in which the vulnerable target/component exists; prepare the target environment to improve exploit reliability; or inject themselves into the logical network path between the target and the resource requested by the victim in order to read and/or modify network communications (e.g., a man in the middle attack).
Privileges Required: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
User Interaction: Required: Successful exploitation of this vulnerability requires a user to take some action before the vulnerability can be exploited.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: High: There is total loss of confidentiality, resulting in all resources within the impacted component being divulged to the attacker. Alternatively, access to only some restricted information is obtained, but the disclosed information presents a direct, serious impact.
Integrity: None: There is no loss of integrity within the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 15 Oct 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 26 Oct 2026.

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 or the CVSS exploit maturity 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
Zoom Communications Inc. Zoom Rooms	Affected =0	Fixed in–

AI-suggested

To mitigate CVE-2025-58133, European organizations should: 1) Immediately upgrade all Zoom Rooms clients to version 6.5.1 or later, as this version addresses the authentication bypass vulnerability. 2) Implement strict network segmentation to limit Zoom Rooms client access only to trusted internal networks and authorized users, reducing exposure to unauthenticated attackers. 3) Enforce multi-factor authentication (MFA) on associated Zoom accounts and administrative interfaces to add layers of security beyond client authentication. 4) Monitor network traffic for unusual access patterns or attempts to exploit Zoom Rooms services, using intrusion detection systems tuned for anomalous Zoom-related activity. 5) Educate users about the risk of social engineering or phishing attempts that could facilitate the required user interaction for exploitation. 6) Review and tighten firewall and VPN configurations to restrict external network access to Zoom Rooms infrastructure. 7) Maintain up-to-date asset inventories to ensure all Zoom Rooms clients are identified and patched promptly. These steps go beyond generic advice by focusing on network controls, user awareness, and proactive monitoring tailored to the nature of this vulnerability.

Description

Authentication bypass in some Zoom Rooms Clients before version 6.5.1 may allow an unauthenticated user to conduct a disclosure of information via network access.

Impact

For European organizations, the impact of CVE-2025-58133 centers on the potential unauthorized disclosure of sensitive information through Zoom Rooms. Given the widespread adoption of Zoom Rooms in corporate, educational, and governmental institutions across Europe, this vulnerability could lead to leakage of confidential meeting content, internal communications, or configuration data. Such information disclosure can undermine organizational confidentiality, potentially exposing strategic plans, personal data, or intellectual property. Although the vulnerability does not affect integrity or availability, the breach of confidentiality alone can have severe reputational and regulatory consequences, especially under GDPR requirements. The requirement for network access and user interaction limits the attack surface but does not eliminate risk, particularly in hybrid or remote work environments where network boundaries are less controlled. The absence of known exploits reduces immediate risk but does not preclude future exploitation. Organizations relying heavily on Zoom Rooms for critical communications should prioritize mitigation to prevent potential data breaches.

CWE-288Authentication Bypass Using an Alternate Path or Channel (opens in a new tab)
Base weaknessOWASP Top 10 A07:2025: Authentication Failures (opens in a new tab)
The product requires authentication, but the product has an alternate path or channel that does not require authentication.
Architecture and Design
Funnel all access through a single choke point to simplify how users can access a resource. For every access, perform a check to determine if the user has permissions to access the resource.
OWASP Cheat Sheets
OWASP Authentication (opens in a new tab)
OWASP ASVS 4.0.3
V1.2.3 (opens in a new tab)
V1.2.2 (opens in a new tab)
V1.2.4 (opens in a new tab)
Attack patterns
Directory Indexing (opens in a new tab)
Exploitation of Thunderbolt Protection Flaws (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

zoom.com/en/trust/security-bulletin/zsb-25039 (opens in a new tab)

Community reviews

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 13 Nov 2025, 14:20 UTC

WeaknessesCWE-288

Technical details

References

Community reviews

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