CVE-2026-82909 (GCVE-0-2026-82909)
Vulnerability from cvelistv5 – Published: 2026-08-31 20:30 – Updated: 2026-08-31 20:30 X_Open Source
VLAI
EPSS
VEX
Title
QuantumNous new-api Revoked API Token token session expiration
Summary
A vulnerability was determined in QuantumNous new-api up to 1.0.0-rc.15. Affected by this issue is some unknown functionality of the file /api/usage/token/ of the component Revoked API Token Handler. Executing a manipulation can lead to session expiration. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Upgrading to version 1.0.0-rc.17 can resolve this issue. This patch is called 0d5995eb63f8801d32eb32fbe74b75b68752bfa9. The affected component should be upgraded.
Severity
CWE
- CWE-613 - Session Expiration
Assigner
References
8 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/397289 | vdb-entry |
| https://vuldb.com/vuln/397289/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-82909 | third-party-advisory |
| https://vuldb.com/submit/877769 | third-party-advisory |
| https://github.com/yaowenxiao721/Poc/blob/main/Ne… | exploit |
| https://github.com/QuantumNous/new-api/commit/0d5… | patch |
| https://github.com/QuantumNous/new-api/releases/t… | patch |
| https://github.com/QuantumNous/new-api/ | product |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| QuantumNous | new-api |
Affected:
1.0.0-rc.0
Affected: 1.0.0-rc.1 Affected: 1.0.0-rc.2 Affected: 1.0.0-rc.3 Affected: 1.0.0-rc.4 Affected: 1.0.0-rc.5 Affected: 1.0.0-rc.6 Affected: 1.0.0-rc.7 Affected: 1.0.0-rc.8 Affected: 1.0.0-rc.9 Affected: 1.0.0-rc.10 Affected: 1.0.0-rc.11 Affected: 1.0.0-rc.12 Affected: 1.0.0-rc.13 Affected: 1.0.0-rc.14 Affected: 1.0.0-rc.15 Unaffected: 1.0.0-rc.17 cpe:2.3:a:quantumnous:new-api:*:*:*:*:*:*:*:* |
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:quantumnous:new-api:*:*:*:*:*:*:*:*"
],
"modules": [
"Revoked API Token Handler"
],
"product": "new-api",
"vendor": "QuantumNous",
"versions": [
{
"status": "affected",
"version": "1.0.0-rc.0"
},
{
"status": "affected",
"version": "1.0.0-rc.1"
},
{
"status": "affected",
"version": "1.0.0-rc.2"
},
{
"status": "affected",
"version": "1.0.0-rc.3"
},
{
"status": "affected",
"version": "1.0.0-rc.4"
},
{
"status": "affected",
"version": "1.0.0-rc.5"
},
{
"status": "affected",
"version": "1.0.0-rc.6"
},
{
"status": "affected",
"version": "1.0.0-rc.7"
},
{
"status": "affected",
"version": "1.0.0-rc.8"
},
{
"status": "affected",
"version": "1.0.0-rc.9"
},
{
"status": "affected",
"version": "1.0.0-rc.10"
},
{
"status": "affected",
"version": "1.0.0-rc.11"
},
{
"status": "affected",
"version": "1.0.0-rc.12"
},
{
"status": "affected",
"version": "1.0.0-rc.13"
},
{
"status": "affected",
"version": "1.0.0-rc.14"
},
{
"status": "affected",
"version": "1.0.0-rc.15"
},
{
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}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "yaowenxiao (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in QuantumNous new-api up to 1.0.0-rc.15. Affected by this issue is some unknown functionality of the file /api/usage/token/ of the component Revoked API Token Handler. Executing a manipulation can lead to session expiration. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Upgrading to version 1.0.0-rc.17 can resolve this issue. This patch is called 0d5995eb63f8801d32eb32fbe74b75b68752bfa9. The affected component should be upgraded."
}
],
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"problemTypes": [
{
"descriptions": [
{
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"providerMetadata": {
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"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-397289 | QuantumNous new-api Revoked API Token token session expiration",
"tags": [
"vdb-entry"
],
"url": "https://vuldb.com/vuln/397289"
},
{
"name": "VDB-397289 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/397289/cti"
},
{
"name": "CVE-2026-82909 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-82909"
},
{
"name": "Submit #877769 | QuantumNous new-api v1.0.0-rc.15 Insufficient Session Expiration",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/877769"
},
{
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"url": "https://github.com/yaowenxiao721/Poc/blob/main/New-API/new-api-poc1.md"
},
{
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"patch"
],
"url": "https://github.com/QuantumNous/new-api/commit/0d5995eb63f8801d32eb32fbe74b75b68752bfa9"
},
{
"tags": [
"patch"
],
"url": "https://github.com/QuantumNous/new-api/releases/tag/v1.0.0-rc.17"
},
{
"tags": [
"product"
],
"url": "https://github.com/QuantumNous/new-api/"
}
],
"tags": [
"x_open-source"
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"timeline": [
{
"lang": "en",
"time": "2026-08-31T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-08-31T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-08-31T12:16:59.000Z",
"value": "VulDB entry last update"
}
],
"title": "QuantumNous new-api Revoked API Token token session expiration",
"x_generator": [
"VulDB PVTS v202608"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-82909",
"datePublished": "2026-08-31T20:30:09.755Z",
"dateReserved": "2026-08-31T10:11:54.007Z",
"dateUpdated": "2026-08-31T20:30:09.755Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-82909",
"date": "2026-09-01",
"epss": "0.00227",
"percentile": "0.13287"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-82909\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-08-31T21:17:54.677\",\"lastModified\":\"2026-08-31T21:17:54.677\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was determined in QuantumNous new-api up to 1.0.0-rc.15. Affected by this issue is some unknown functionality of the file /api/usage/token/ of the component Revoked API Token Handler. Executing a manipulation can lead to session expiration. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Upgrading to version 1.0.0-rc.17 can resolve this issue. This patch is called 0d5995eb63f8801d32eb32fbe74b75b68752bfa9. The affected component should be upgraded.\"}],\"affected\":[{\"source\":\"cna@vuldb.com\",\"affectedData\":[{\"vendor\":\"QuantumNous\",\"product\":\"new-api\",\"cpes\":[\"cpe:2.3:a:quantumnous:new-api:*:*:*:*:*:*:*:*\"],\"modules\":[\"Revoked API Token Handler\"],\"versions\":[{\"version\":\"1.0.0-rc.0\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.1\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.2\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.3\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.4\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.5\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.6\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.7\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.8\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.9\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.10\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.11\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.12\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.13\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.14\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.15\",\"status\":\"affected\"},{\"version\":\"1.0.0-rc.17\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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\",\"baseScore\":2.1,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"LOW\",\"vulnIntegrityImpact\":\"NONE\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:N/A:N\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-613\"}]}],\"references\":[{\"url\":\"https://github.com/QuantumNous/new-api/\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://github.com/QuantumNous/new-api/commit/0d5995eb63f8801d32eb32fbe74b75b68752bfa9\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://github.com/QuantumNous/new-api/releases/tag/v1.0.0-rc.17\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://github.com/yaowenxiao721/Poc/blob/main/New-API/new-api-poc1.md\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/cve/CVE-2026-82909\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/877769\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/397289\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/397289/cti\",\"source\":\"cna@vuldb.com\"}]}}"
}
}
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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.
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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.
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.
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