CVE-2026-9863 (GCVE-0-2026-9863)
Vulnerability from cvelistv5 – Published: 2026-06-15 15:17 – Updated: 2026-06-15 16:08
VLAI
EPSS
VEX
Title
Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability
Summary
Fortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-15 16:08 UTC
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.fortra.com/security/advisories/produc… | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Fortra | Core Privileged Access Manager (BoKS) |
Affected:
boks-server 8.1.0.0 , ≤ boks-server 8.1.0.22
(custom)
Affected: boks-server 9.0.0.0 , ≤ boks-server 9.0.0.4 (custom) |
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-9863",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-06-15T16:08:50.051689Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-06-15T16:08:58.885Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"boks_upgrade_upgrade",
"boks_upgrade_patch"
],
"product": "Core Privileged Access Manager (BoKS)",
"vendor": "Fortra",
"versions": [
{
"lessThanOrEqual": "boks-server 8.1.0.22",
"status": "affected",
"version": "boks-server 8.1.0.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "boks-server 9.0.0.4",
"status": "affected",
"version": "boks-server 9.0.0.0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Fortra internal security assessment"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eFortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling.\u003c/p\u003e"
}
],
"value": "Fortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling."
}
],
"impacts": [
{
"capecId": "CAPEC-248",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-248 Command Injection"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-06-15T15:18:31.697Z",
"orgId": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"shortName": "Fortra"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.fortra.com/security/advisories/product-security/fi-2026-008"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eUpgrade to boks-server 8.1.0.23 or 9.0.0.5.\u003c/p\u003e"
}
],
"value": "Upgrade to boks-server 8.1.0.23 or 9.0.0.5."
}
],
"source": {
"discovery": "INTERNAL"
},
"timeline": [
{
"lang": "en",
"time": "2026-06-01T00:00:00.000Z",
"value": "Issue validated and fixes prepared for BOKS-900 and BOKS81-hotfix branches."
}
],
"title": "Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability",
"workarounds": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eUntil fixed builds are deployed, only run BoKS client upgrade or patch operations for legacy tar-based client installations against trusted clients. Avoid running boks_upgrade upgrade or patch operations for legacy tar-installed clients that may be compromised or controlled by an untrusted party.\u003c/p\u003e"
}
],
"value": "Until fixed builds are deployed, only run BoKS client upgrade or patch operations for legacy tar-based client installations against trusted clients. Avoid running boks_upgrade upgrade or patch operations for legacy tar-installed clients that may be compromised or controlled by an untrusted party."
}
],
"x_generator": {
"engine": "Vulnogram 1.0.2"
}
}
},
"cveMetadata": {
"assignerOrgId": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"assignerShortName": "Fortra",
"cveId": "CVE-2026-9863",
"datePublished": "2026-06-15T15:17:19.607Z",
"dateReserved": "2026-05-28T16:37:53.223Z",
"dateUpdated": "2026-06-15T16:08:58.885Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-9863",
"date": "2026-10-15",
"epss": "0.0101",
"percentile": "0.6242"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"modules": [
"boks_upgrade_upgrade",
"boks_upgrade_patch"
],
"product": "Core Privileged Access Manager (BoKS)",
"vendor": "Fortra",
"versions": [
{
"lessThanOrEqual": "boks-server 8.1.0.22",
"status": "affected",
"version": "boks-server 8.1.0.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "boks-server 9.0.0.4",
"status": "affected",
"version": "boks-server 9.0.0.0",
"versionType": "custom"
}
]
}
],
"source": "df4dee71-de3a-4139-9588-11b62fe6c0ff"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortra:core_privileged_access_manager_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D06D6520-0EA6-4F7B-8668-07A73BBF7373",
"versionEndExcluding": "8.1.0.23",
"versionStartIncluding": "8.1.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortra:core_privileged_access_manager_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3D411C82-7070-4F19-B219-7B0B62BA50C5",
"versionEndExcluding": "9.0.0.5",
"versionStartIncluding": "9.0.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Fortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling."
}
],
"id": "CVE-2026-9863",
"lastModified": "2026-07-28T13:21:02.110",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.6,
"impactScore": 5.9,
"source": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-9863",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-06-15T16:08:50.051689Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-06-15T16:16:35.507",
"references": [
{
"source": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"tags": [
"Vendor Advisory"
],
"url": "https://www.fortra.com/security/advisories/product-security/fi-2026-008"
}
],
"sourceIdentifier": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-78"
}
],
"source": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"type": "Secondary"
}
]
}
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-9863",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-06-15T16:08:50.051689Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-06-15T16:08:54.811Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"boks_upgrade_upgrade",
"boks_upgrade_patch"
],
"product": "Core Privileged Access Manager (BoKS)",
"vendor": "Fortra",
"versions": [
{
"lessThanOrEqual": "boks-server 8.1.0.22",
"status": "affected",
"version": "boks-server 8.1.0.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "boks-server 9.0.0.4",
"status": "affected",
"version": "boks-server 9.0.0.0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Fortra internal security assessment"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eFortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling.\u003c/p\u003e"
}
],
"value": "Fortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling."
}
],
"impacts": [
{
"capecId": "CAPEC-248",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-248 Command Injection"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-06-15T15:18:31.697Z",
"orgId": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"shortName": "Fortra"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.fortra.com/security/advisories/product-security/fi-2026-008"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eUpgrade to boks-server 8.1.0.23 or 9.0.0.5.\u003c/p\u003e"
}
],
"value": "Upgrade to boks-server 8.1.0.23 or 9.0.0.5."
}
],
"source": {
"discovery": "INTERNAL"
},
"timeline": [
{
"lang": "en",
"time": "2026-06-01T00:00:00.000Z",
"value": "Issue validated and fixes prepared for BOKS-900 and BOKS81-hotfix branches."
}
],
"title": "Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability",
"workarounds": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eUntil fixed builds are deployed, only run BoKS client upgrade or patch operations for legacy tar-based client installations against trusted clients. Avoid running boks_upgrade upgrade or patch operations for legacy tar-installed clients that may be compromised or controlled by an untrusted party.\u003c/p\u003e"
}
],
"value": "Until fixed builds are deployed, only run BoKS client upgrade or patch operations for legacy tar-based client installations against trusted clients. Avoid running boks_upgrade upgrade or patch operations for legacy tar-installed clients that may be compromised or controlled by an untrusted party."
}
],
"x_generator": {
"engine": "Vulnogram 1.0.2"
}
}
},
"cveMetadata": {
"assignerOrgId": "df4dee71-de3a-4139-9588-11b62fe6c0ff",
"assignerShortName": "Fortra",
"cveId": "CVE-2026-9863",
"datePublished": "2026-06-15T15:17:19.607Z",
"dateReserved": "2026-05-28T16:37:53.223Z",
"dateUpdated": "2026-06-15T16:08:58.885Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
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.