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Everest CVE-2026-24003

MEDIUM
Improper Authentication (CWE-287)
2026-01-26 security-advisories@github.com
4.3
CVSS 3.1 · GitHub Advisory
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK

2 techniques across 2 tactics: Defense Evasion, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS 4.3 (MEDIUM). Attack vector: Adjacent Network. Complexity: Low. Privileges required: None. User interaction: None.

Exploit ScenarioDerived

An attacker could exploit this vulnerability to compromise the affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

EVerest is an EV charging software stack. [CVSS 4.3 MEDIUM]

RemediationAI

Monitor vendor advisories for a patch.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-287 (Improper Authentication). Affects the a separate component of Everest. EVerest is an EV charging software stack. In versions up to and including 2025.12.1, it is possible to bypass the sequence state verification including authentication, and send requests that transition to forbidden states relative to the current one, thereby updating the current context with illegitimate data.cThanks to the modular design of EVerest, authorization is handled in a separate module and EVSEManager Charger internal state machine cannot transition out of the `WaitingForAuthentication

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

GitHub Advisory PRIMARY 4.3 MEDIUM
AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

DescriptionGitHub Advisory

EVerest is an EV charging software stack. In versions up to and including 2025.12.1, it is possible to bypass the sequence state verification including authentication, and send requests that transition to forbidden states relative to the current one, thereby updating the current context with illegitimate data.cThanks to the modular design of EVerest, authorization is handled in a separate module and EVSEManager Charger internal state machine cannot transition out of the WaitingForAuthentication state through ISO 15118-2 communication. From this state, it was however possible through ISO 15118-2 messages which are published to the MQTT server to trick it into preparing to charge, and even to prepare to send current. The final requirement to actually send current to the EV was the closure of the contactors, which does not appear to be possible without leaving the WaitingForAuthentication state and leveraging ISO 15118-2 messages. As of time of publication, no fixed versions are available.

Executive ViewAI

Why It Matters

Organizations using versions should be aware of moderate risk from CVE-2026-24003, a improper authentication vulnerability rated CVSS 4.3. This could allow unauthorized access to protected resources. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access, enable MFA, monitor auth logs.

Threat Intelligence Overview

EPSS Score
0.2%
Top 55% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No
Human Impact
Low

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)GitHub Advisory

cpe:2.3:o:linuxfoundation:everest:*:*:*:*:*:*:*:*
CVE-2025-68137 HIGH POC
8.3 Jan 21

EVerest is an EV charging software stack. Prior to version 2025.10.0, an integer overflow occurring in `SdpPacket::parse

CVE-2025-68141 HIGH POC
7.4 Jan 21

EVerest is an EV charging software stack. Prior to version 2025.10.0, during the deserialization of a `DC_ChargeLoopRes`

CVE-2025-68136 HIGH POC
7.4 Jan 21

EVerest is an EV charging software stack. Prior to version 2025.10.0, once the module receives a SDP request, it creates

CVE-2025-68133 HIGH POC
7.4 Jan 21

EVerest is an EV charging software stack. In versions 2025.9.0 and below, an attacker can exhaust the operating system's

CVE-2025-68135 MEDIUM POC
6.5 Jan 21

EVerest is an EV charging software stack. Prior to version 2025.10.0, C++ exceptions are not properly handled for and by

CVE-2026-22790 HIGH
8.8 Mar 26

Remote code execution vulnerability in EVerest electric vehicle charging software stack allows adjacent network attacker

CVE-2025-68132 MEDIUM POC
4.6 Jan 21

EVerest is an EV charging software stack. Prior to version 2025.12.0, `is_message_crc_correct` in the DZG_GSH01 powermet

CVE-2026-23995 HIGH
8.4 Mar 26

Stack-based buffer overflow in EVerest EV charging software allows unauthenticated local attackers to execute arbitrary

CVE-2026-22593 HIGH
8.4 Mar 26

Stack-based buffer overflow in EVerest EV charging software stack enables local code execution when processing certifica

CVE-2026-33009 HIGH
8.2 Mar 26

Concurrent access to shared memory in EVerest EV charging software (versions prior to 2026.02.0) enables remote attacker

CVE-2026-23955 MEDIUM POC
4.2 Jan 21

Everest EV charging software prior to version 2025.9.0 contains an improper pointer arithmetic flaw in error handling wh

CVE-2026-26008 HIGH
7.5 Mar 26

Out-of-bounds vector access in EVerest EV charging software (everest-core versions before 2026.02.0) enables remote unau

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