CVE-2026-2698 (GCVE-0-2026-2698)
Vulnerability from cvelistv5 – Published: 2026-02-23 16:28 – Updated: 2026-02-23 18:17
VLAI?
Title
Improper Access Control
Summary
An improper access control vulnerability exists where an authenticated user could access areas outside of their authorized scope.
Severity ?
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Tenable | Security Center |
Affected:
0 , < 6.8.0
(semver)
|
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-2698",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-23T18:17:07.564162Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-23T18:17:26.382Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "affected",
"product": "Security Center",
"vendor": "Tenable",
"versions": [
{
"lessThan": "6.8.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:tenable:security_center:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.8.0",
"versionStartIncluding": "0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "OR"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "An improper access control vulnerability exists where an authenticated user could access areas outside of their authorized scope."
}
],
"value": "An improper access control vulnerability exists where an authenticated user could access areas outside of their authorized scope."
}
],
"impacts": [
{
"capecId": "CAPEC-233",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-233 Privilege Escalation"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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": 5.7,
"baseSeverity": "MEDIUM",
"exploitMaturity": "PROOF_OF_CONCEPT",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "NONE",
"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": "2026-02-23T16:28:07.711Z",
"orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
"shortName": "tenable"
},
"references": [
{
"url": "https://https://www.tenable.com/security/tns-2026-07"
},
{
"url": "https://https://docs.tenable.com/release-notes/Content/security-center/2026.htm"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eTenable has released Security Center 6.8.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.tenable.com/downloads/security-center\"\u003ehttps://www.tenable.com/downloads/security-center\u003c/a\u003e\u003c/p\u003e\u003cp\u003e\u003cstrong\u003eNote: \u003c/strong\u003ePatches that include fixes for \u003cu\u003eApache, PHP and Libcurl\u003c/u\u003e\u0026nbsp;were recently released (\u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.tenable.com/security/tns-2026-06)\"\u003ehttps://www.tenable.com/security/tns-2026-06)\u003c/a\u003e. Tenable Security Center 6.8.0 includes all of these fixes. Please refer to the \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://docs.tenable.com/release-notes/Content/security-center/2026.htm\"\u003eTenable SC Release Notes\u003c/a\u003e\u0026nbsp;for more information.\u003c/p\u003e"
}
],
"value": "Tenable has released Security Center 6.8.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal: https://www.tenable.com/downloads/security-center \n\nNote: Patches that include fixes for Apache, PHP and Libcurl\u00a0were recently released ( https://www.tenable.com/security/tns-2026-06) . Tenable Security Center 6.8.0 includes all of these fixes. Please refer to the Tenable SC Release Notes https://docs.tenable.com/release-notes/Content/security-center/2026.htm \u00a0for more information."
}
],
"source": {
"advisory": "tns-2026-07",
"discovery": "EXTERNAL"
},
"title": "Improper Access Control",
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
"assignerShortName": "tenable",
"cveId": "CVE-2026-2698",
"datePublished": "2026-02-23T16:28:07.711Z",
"dateReserved": "2026-02-18T15:44:14.404Z",
"dateUpdated": "2026-02-23T18:17:26.382Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-2698\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-02-23T18:17:07.564162Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-02-23T18:17:17.736Z\"}}], \"cna\": {\"title\": \"Improper Access Control\", \"source\": {\"advisory\": \"tns-2026-07\", \"discovery\": \"EXTERNAL\"}, \"impacts\": [{\"capecId\": \"CAPEC-233\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-233 Privilege Escalation\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 6.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}, {\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"NOT_DEFINED\", \"baseScore\": 5.7, \"Automatable\": \"NOT_DEFINED\", \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P\", \"exploitMaturity\": \"PROOF_OF_CONCEPT\", \"providerUrgency\": \"NOT_DEFINED\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"LOW\", \"subIntegrityImpact\": \"NONE\", \"vulnIntegrityImpact\": \"NONE\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"NONE\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Tenable\", \"product\": \"Security Center\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"6.8.0\", \"versionType\": \"semver\"}], \"defaultStatus\": \"affected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Tenable has released Security Center 6.8.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal: https://www.tenable.com/downloads/security-center \\n\\nNote: Patches that include fixes for Apache, PHP and Libcurl\\u00a0were recently released ( https://www.tenable.com/security/tns-2026-06) . Tenable Security Center 6.8.0 includes all of these fixes. Please refer to the Tenable SC Release Notes https://docs.tenable.com/release-notes/Content/security-center/2026.htm \\u00a0for more information.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eTenable has released Security Center 6.8.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal: \u003ca target=\\\"_blank\\\" rel=\\\"nofollow\\\" href=\\\"https://www.tenable.com/downloads/security-center\\\"\u003ehttps://www.tenable.com/downloads/security-center\u003c/a\u003e\u003c/p\u003e\u003cp\u003e\u003cstrong\u003eNote: \u003c/strong\u003ePatches that include fixes for \u003cu\u003eApache, PHP and Libcurl\u003c/u\u003e\u0026nbsp;were recently released (\u003ca target=\\\"_blank\\\" rel=\\\"nofollow\\\" href=\\\"https://www.tenable.com/security/tns-2026-06)\\\"\u003ehttps://www.tenable.com/security/tns-2026-06)\u003c/a\u003e. Tenable Security Center 6.8.0 includes all of these fixes. Please refer to the \u003ca target=\\\"_blank\\\" rel=\\\"nofollow\\\" href=\\\"https://docs.tenable.com/release-notes/Content/security-center/2026.htm\\\"\u003eTenable SC Release Notes\u003c/a\u003e\u0026nbsp;for more information.\u003c/p\u003e\", \"base64\": false}]}], \"references\": [{\"url\": \"https://https://www.tenable.com/security/tns-2026-07\"}, {\"url\": \"https://https://docs.tenable.com/release-notes/Content/security-center/2026.htm\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.5.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"An improper access control vulnerability exists where an authenticated user could access areas outside of their authorized scope.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"An improper access control vulnerability exists where an authenticated user could access areas outside of their authorized scope.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-639\", \"description\": \"CWE-639: Authorization Bypass Through User-Controlled Key\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:tenable:security_center:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.8.0\", \"versionStartIncluding\": \"0\"}], \"operator\": \"OR\"}], \"operator\": \"OR\"}], \"providerMetadata\": {\"orgId\": \"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be\", \"shortName\": \"tenable\", \"dateUpdated\": \"2026-02-23T16:28:07.711Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-2698\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-02-23T18:17:26.382Z\", \"dateReserved\": \"2026-02-18T15:44:14.404Z\", \"assignerOrgId\": \"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be\", \"datePublished\": \"2026-02-23T16:28:07.711Z\", \"assignerShortName\": \"tenable\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
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…