CVE-2026-2997 (GCVE-0-2026-2997)
Vulnerability from cvelistv5 – Published: 2026-02-23 01:55 – Updated: 2026-02-23 13:46
VLAI
EPSS
VEX
Title
WisdomGarden｜Tronclass - Insecure Direct Object Reference
Summary
Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course.
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-02-23 13:45 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.twcert.org.tw/tw/cp-132-10720-ecdfd-1.html | third-party-advisory |
| https://www.twcert.org.tw/en/cp-139-10721-276b6-2.html | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| WisdomGarden | Tronclass |
Affected:
0 , ≤ 1.74
(custom)
|
guessed |
Date Public
2026-02-23 01:51
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-2997",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-23T13:45:29.827924Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-23T13:46:00.906Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Tronclass",
"vendor": "WisdomGarden",
"versions": [
{
"lessThanOrEqual": "1.74",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"datePublic": "2026-02-23T01:51:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course."
}
],
"value": "Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course."
}
],
"impacts": [
{
"capecId": "CAPEC-21",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-21 Exploitation of Trusted Identifiers"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
},
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-02-23T01:55:37.610Z",
"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"shortName": "twcert"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://www.twcert.org.tw/tw/cp-132-10720-ecdfd-1.html"
},
{
"tags": [
"third-party-advisory"
],
"url": "https://www.twcert.org.tw/en/cp-139-10721-276b6-2.html"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update to version 1.77 or later.\u003cbr\u003e"
}
],
"value": "Update to version 1.77 or later."
}
],
"source": {
"advisory": "TVN-202602005",
"discovery": "EXTERNAL"
},
"title": "WisdomGarden\uff5cTronclass - Insecure Direct Object Reference",
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"assignerShortName": "twcert",
"cveId": "CVE-2026-2997",
"datePublished": "2026-02-23T01:55:37.610Z",
"dateReserved": "2026-02-23T01:38:26.604Z",
"dateUpdated": "2026-02-23T13:46:00.906Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-2997",
"date": "2026-09-23",
"epss": "0.00181",
"percentile": "0.07944"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Tronclass",
"vendor": "WisdomGarden",
"versions": [
{
"lessThanOrEqual": "1.74",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "twcert@cert.org.tw"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course."
},
{
"lang": "es",
"value": "Tronclass desarrollado por WisdomGarden tiene una vulnerabilidad de Referencia Directa a Objeto Insegura. Despu\u00e9s de obtener un ID de curso, los atacantes remotos autenticados pueden modificar un par\u00e1metro espec\u00edfico para obtener un c\u00f3digo de invitaci\u00f3n de curso, uni\u00e9ndose as\u00ed a cualquier curso."
}
],
"id": "CVE-2026-2997",
"lastModified": "2026-06-17T10:32:27.870",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.5,
"source": "twcert@cert.org.tw",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "twcert@cert.org.tw",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-2997",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-23T13:45:29.827924Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-02-23T03:15:59.657",
"references": [
{
"source": "twcert@cert.org.tw",
"url": "https://www.twcert.org.tw/en/cp-139-10721-276b6-2.html"
},
{
"source": "twcert@cert.org.tw",
"url": "https://www.twcert.org.tw/tw/cp-132-10720-ecdfd-1.html"
}
],
"sourceIdentifier": "twcert@cert.org.tw",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-639"
}
],
"source": "twcert@cert.org.tw",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-02-24T07:29:39+00:00",
"cve": "CVE-2026-2997",
"id": "CVE-2026-2997",
"initial_release_date": "2026-02-23T01:51:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "WisdomGarden\uff5cTronclass - Insecure Direct Object Reference",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2997.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-2997",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-23T13:45:29.827924Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-23T13:45:34.193Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Tronclass",
"vendor": "WisdomGarden",
"versions": [
{
"lessThanOrEqual": "1.74",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"datePublic": "2026-02-23T01:51:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course."
}
],
"value": "Tronclass developed by WisdomGarden has a Insecure Direct Object Reference vulnerability. After obtaining a course ID, authenticated remote attackers to modify a specific parameter to obtain a course invitation code, thereby joining any course."
}
],
"impacts": [
{
"capecId": "CAPEC-21",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-21 Exploitation of Trusted Identifiers"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
},
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-02-23T01:55:37.610Z",
"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"shortName": "twcert"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://www.twcert.org.tw/tw/cp-132-10720-ecdfd-1.html"
},
{
"tags": [
"third-party-advisory"
],
"url": "https://www.twcert.org.tw/en/cp-139-10721-276b6-2.html"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update to version 1.77 or later.\u003cbr\u003e"
}
],
"value": "Update to version 1.77 or later."
}
],
"source": {
"advisory": "TVN-202602005",
"discovery": "EXTERNAL"
},
"title": "WisdomGarden\uff5cTronclass - Insecure Direct Object Reference",
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"assignerShortName": "twcert",
"cveId": "CVE-2026-2997",
"datePublished": "2026-02-23T01:55:37.610Z",
"dateReserved": "2026-02-23T01:38:26.604Z",
"dateUpdated": "2026-02-23T13:46:00.906Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…