CVE-2025-32715VulnerabilityPublished 10 Jun 2025Updated 20 Feb 2026

CVE-2025-32715: Microsoft Remote Desktop client for Windows Desktop · Out-of-bounds Read

Affects Microsoft Remote Desktop client for Windows DesktopSource CVE Database V5

Not known to be exploited · CVSS 6.5 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score

6.5Medium

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

EPSS: 1.4% chance of exploitation in 30 days – higher than 73% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Base metrics

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

Temporal metrics

Exploit Code Maturity: Unproven
Remediation Level: Official Fix
Report Confidence: Confirmed

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: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
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.
Exploit Code Maturity: Unproven: No exploit code is available, or an exploit is theoretical.
Remediation Level: Official Fix: A complete vendor solution is available. Either the vendor has issued an official patch, or an upgrade is available.
Report Confidence: Confirmed: Detailed reports exist, or functional reproduction is possible (functional exploits may provide this). Source code is available to independently verify the assertions of the research, or the author or vendor of the affected code has confirmed the presence of the vulnerability.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 10 Jun 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 2026-10-25.

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
NuGetmicrosoft.remotedesktop.client`pkg:nuget/microsoft.remotedesktop.client`Other threats	Affected =1.2.0.0	Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

To mitigate CVE-2025-32715, organizations should: 1) Monitor Microsoft security advisories closely and apply patches or updates as soon as they become available for the Remote Desktop client. 2) Restrict Remote Desktop client usage to trusted networks and endpoints, employing network segmentation and firewall rules to limit exposure. 3) Educate users to avoid connecting to untrusted or unknown Remote Desktop servers to reduce the risk of triggering the vulnerability. 4) Implement multi-factor authentication (MFA) for Remote Desktop access to reduce the impact of potential credential disclosure. 5) Use endpoint detection and response (EDR) tools to monitor for unusual Remote Desktop client behavior or suspicious network connections. 6) Consider deploying network-level protections such as VPNs or Remote Desktop Gateways to add layers of security. 7) Regularly audit Remote Desktop client versions in use across the organization to identify and remediate outdated or vulnerable installations. These steps go beyond generic advice by focusing on user behavior, network controls, and proactive patch management tailored to this specific vulnerability.

Description

Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

Impact

The primary impact of CVE-2025-32715 is unauthorized disclosure of sensitive information from the Remote Desktop client memory, which could include credentials, session tokens, or other confidential data. This compromises confidentiality but does not affect system integrity or availability. Organizations relying on Microsoft Remote Desktop client version 1.2.0.0 for remote access may face increased risk of data leakage, especially in environments where attackers can induce users to connect to malicious or compromised Remote Desktop servers. The vulnerability could facilitate further attacks such as credential theft or lateral movement within networks. Although exploitation requires user interaction, the widespread use of Remote Desktop clients in corporate, government, and critical infrastructure sectors amplifies the potential impact. The absence of known exploits currently limits immediate risk, but the medium severity rating indicates that attackers may develop exploits in the future, increasing threat levels. Failure to address this vulnerability could lead to breaches of sensitive information and undermine trust in remote access solutions.

CWE-125Out-of-bounds Read (opens in a new tab)
Base weaknessCWE Top 25 (2025): #8
The product reads data past the end, or before the beginning, of the intended buffer.
Implementation · Input Validation
Assume all input is malicious. Use an "accept known good" input validation strategy, i.e., use a list of acceptable inputs that strictly conform to specifications. Reject any input that does not strictly conform to specifications, or transform it into something that does.
Architecture and Design · Language Selection
Use a language that provides appropriate memory abstractions.
OWASP Cheat Sheets
XML Security (opens in a new tab)
Mass Assignment (opens in a new tab)
OWASP ASVS 4.0.3
V13.3.1 (opens in a new tab)
V5.1.4 (opens in a new tab)
V5.1.3 (opens in a new tab)
Attack patterns
Overread Buffers (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32715 (opens in a new tab)

Community reviews

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 21 Feb 2026, 21:00 UTC

WeaknessesCWE-125

Technical details

References

Community reviews

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