Search
Find a vulnerability
Search criteria
2 vulnerabilities found for course-tencent-cloud by xiaochong0302
CVE-2026-111675 (GCVE-0-2026-111675)
Vulnerability from nvd – Published: 2026-10-16 17:39 – Updated: 2026-10-16 17:39
VLAI
EPSS
VEX
Title
Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover
Summary
Course-tencent-cloud through 2.0.1 contains an improper restriction of authentication attempts vulnerability that allows unauthenticated attackers to brute force 6-digit SMS/email verification codes, which are never invalidated or attempt-limited. Attackers who know a victim's phone or email can trigger a code and rotate source IPs against the password reset and verify login endpoints to take over accounts.
Severity
7.4 (High)
CWE
- CWE-307 - Improper Restriction of Excessive Authentication Attempts
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://hackmd.io/@hieuPenguinnn/ctc-verify-code-… | third-party-advisory |
| https://github.com/xiaochong0302/course-tencent-c… | technical-description |
| https://github.com/xiaochong0302/course-tencent-c… | technical-description |
| https://www.vulncheck.com/advisories/course-tence… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| xiaochong0302 | course-tencent-cloud |
Affected:
0 , ≤ 2.0.1
(custom)
|
Date Public
2026-10-15 00:00
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/xiaochong0302/course-tencent-cloud",
"product": "course-tencent-cloud",
"repo": "https://github.com/xiaochong0302/course-tencent-cloud",
"vendor": "xiaochong0302",
"versions": [
{
"lessThanOrEqual": "2.0.1",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "hieuPenguinnn"
}
],
"datePublic": "2026-10-15T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Course-tencent-cloud through 2.0.1 contains an improper restriction of authentication attempts vulnerability that allows unauthenticated attackers to brute force 6-digit SMS/email verification codes, which are never invalidated or attempt-limited. Attackers who know a victim\u0027s phone or email can trigger a code and rotate source IPs against the password reset and verify login endpoints to take over accounts."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "HIGH",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.4,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-307",
"description": "Improper Restriction of Excessive Authentication Attempts",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-16T17:39:35.253Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://hackmd.io/@hieuPenguinnn/ctc-verify-code-brute-force-account-takeover"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/xiaochong0302/course-tencent-cloud/blob/v2.0.1/app/Services/Verify.php#L27-L73"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/xiaochong0302/course-tencent-cloud/blob/v2.0.1/app/Services/Logic/Account/PasswordReset.php"
},
{
"name": "VulnCheck Advisory: Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/course-tencent-cloud-through-2.0.1-verification-code-brute-force-account-takeover"
}
],
"title": "Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-111675",
"datePublished": "2026-10-16T17:39:35.253Z",
"dateReserved": "2026-10-16T14:31:18.279Z",
"dateUpdated": "2026-10-16T17:39:35.253Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-111675 (GCVE-0-2026-111675)
Vulnerability from cvelistv5 – Published: 2026-10-16 17:39 – Updated: 2026-10-16 17:39
VLAI
EPSS
VEX
Title
Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover
Summary
Course-tencent-cloud through 2.0.1 contains an improper restriction of authentication attempts vulnerability that allows unauthenticated attackers to brute force 6-digit SMS/email verification codes, which are never invalidated or attempt-limited. Attackers who know a victim's phone or email can trigger a code and rotate source IPs against the password reset and verify login endpoints to take over accounts.
Severity
7.4 (High)
CWE
- CWE-307 - Improper Restriction of Excessive Authentication Attempts
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://hackmd.io/@hieuPenguinnn/ctc-verify-code-… | third-party-advisory |
| https://github.com/xiaochong0302/course-tencent-c… | technical-description |
| https://github.com/xiaochong0302/course-tencent-c… | technical-description |
| https://www.vulncheck.com/advisories/course-tence… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| xiaochong0302 | course-tencent-cloud |
Affected:
0 , ≤ 2.0.1
(custom)
|
Date Public
2026-10-15 00:00
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/xiaochong0302/course-tencent-cloud",
"product": "course-tencent-cloud",
"repo": "https://github.com/xiaochong0302/course-tencent-cloud",
"vendor": "xiaochong0302",
"versions": [
{
"lessThanOrEqual": "2.0.1",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "hieuPenguinnn"
}
],
"datePublic": "2026-10-15T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Course-tencent-cloud through 2.0.1 contains an improper restriction of authentication attempts vulnerability that allows unauthenticated attackers to brute force 6-digit SMS/email verification codes, which are never invalidated or attempt-limited. Attackers who know a victim\u0027s phone or email can trigger a code and rotate source IPs against the password reset and verify login endpoints to take over accounts."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "HIGH",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.4,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-307",
"description": "Improper Restriction of Excessive Authentication Attempts",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-16T17:39:35.253Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://hackmd.io/@hieuPenguinnn/ctc-verify-code-brute-force-account-takeover"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/xiaochong0302/course-tencent-cloud/blob/v2.0.1/app/Services/Verify.php#L27-L73"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/xiaochong0302/course-tencent-cloud/blob/v2.0.1/app/Services/Logic/Account/PasswordReset.php"
},
{
"name": "VulnCheck Advisory: Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/course-tencent-cloud-through-2.0.1-verification-code-brute-force-account-takeover"
}
],
"title": "Course-tencent-cloud through 2.0.1 Verification Code Brute Force Account Takeover",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-111675",
"datePublished": "2026-10-16T17:39:35.253Z",
"dateReserved": "2026-10-16T14:31:18.279Z",
"dateUpdated": "2026-10-16T17:39:35.253Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}