VulnerabilityPublished 12 Dec 2025

CVE-2025-36744: SolarEdge SE3680H · Debug Messages Revealing Unnecessary Information

Affects SolarEdge SE3680HSource CVE Database V5

Not known to be exploited · CVSS 2.4 Low.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 4.0 base score

2.4Low

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

EPSS: 0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

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

Base metrics

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

Supplemental metrics

Safety: Negligible

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

Attack Vector: Physical: The attack requires the attacker to physically touch or manipulate the vulnerable system. Physical interaction may be brief (e.g., evil maid attack) or persistent.
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: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files of the vulnerable system to carry out an attack.
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: None: There is no loss of integrity within the Vulnerable System.
Vulnerable system availability: None: There is no impact to availability within 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.
Safety: Negligible: Consequences of the vulnerability meet definition of IEC 61508 consequence category "negligible."

Definitions: FIRST CVSS v4.0 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 12 Dec 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
SolarEdge SE3680H	Affected =4.0	Fixed in–

AI-suggested

To mitigate this vulnerability, organizations should: 1) Restrict physical and network access to SolarEdge SE3680H devices, ensuring only authorized personnel can connect to device interfaces. 2) Monitor device outputs and logs for unusual diagnostic messages or repeated bootloader activity that could indicate exploitation attempts. 3) Implement network segmentation to isolate inverter devices from broader enterprise networks, reducing exposure to potential attackers. 4) Engage with SolarEdge support to obtain firmware updates or patches addressing this issue once available, and apply them promptly. 5) Disable or limit debug message verbosity if configurable in device settings to minimize information leakage. 6) Incorporate this vulnerability into regular security assessments and penetration testing to evaluate exposure and readiness. 7) Educate operational technology (OT) staff about the risks of debug information leakage and enforce strict access controls. These steps go beyond generic advice by focusing on access control, monitoring, and vendor coordination specific to the affected product and environment.

Description

SolarEdge SE3680H has unauthenticated disclosure of sensitive information during the bootloader loop. While the device repeatedly initializes and waits for boot instructions, the bootloader emits diagnostic output this behavior can leak operating system information.

Impact

For European organizations, particularly those operating solar energy infrastructure with SolarEdge SE3680H inverters, this vulnerability could expose sensitive device information that may be leveraged in targeted attacks. While the direct impact on system confidentiality, integrity, and availability is minimal, the leaked debug information could help attackers craft more effective exploits or bypass security controls. This is especially relevant for critical infrastructure operators and energy providers who rely on these inverters for power generation and grid stability. The vulnerability could increase the attack surface by providing insights into the device's firmware and operating system, potentially accelerating the discovery of more severe vulnerabilities. However, since exploitation requires local or physical access, remote attackers have limited capability to exploit this issue directly. The overall operational risk remains low but should not be ignored in environments where physical security or network segmentation is weak.

CWE-1295Debug Messages Revealing Unnecessary Information (opens in a new tab)
Base weakness
The product fails to adequately prevent the revealing of unnecessary and potentially sensitive system information within debugging messages.
Implementation
Ensure that a debug message does not reveal any unnecessary information during the debug process for the intended response.
OWASP Cheat Sheets
Error Handling (opens in a new tab)
Logging (opens in a new tab)
OWASP ASVS 4.0.3
V8.3.4 (opens in a new tab)
V14.3.3 (opens in a new tab)
V7.3.3 (opens in a new tab)
Attack patterns
Exploit Non-Production Interfaces (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

Community reviews

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 19 Dec 2025, 16:26 UTC

WeaknessesCWE-1295

Technical details

References

Community reviews

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