CVE-2026-20189 (GCVE-0-2026-20189)
Vulnerability from cvelistv5 – Published: 2026-05-06 16:15 – Updated: 2026-05-06 17:48
VLAI
EPSS
VEX
Title
Cisco Prime Infrastructure Information Disclosure Vulnerability
Summary
A vulnerability in the log file download functionality of Cisco Prime Infrastructure could allow an authenticated, remote attacker to download arbitrary log files from the server.
This vulnerability is due to insufficient authorization checks on the download service API. An attacker could exploit this vulnerability by submitting a crafted URL request to an affected device. A successful exploit could allow the attacker to download sensitive log files that they would otherwise not have authorization to access.
To exploit this vulnerability, the attacker must have valid credentials to access the web-based management interface of the affected device.
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-06 17:46 UTC
CWE
- CWE-862 - Missing Authorization
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Cisco | Cisco Prime Infrastructure |
Affected:
3.6.0
Affected: 3.7.0 Affected: 3.4.0 Affected: 3.3.0 Affected: 3.5.0 Affected: 3.2.0-FIPS Affected: 3.8.0-FED Affected: 3.9.0 Affected: 3.8.0 Affected: 3.10.0 Affected: 3.9.1 Affected: 3.8.1 Affected: 3.7.1 Affected: 3.5.1 Affected: 3.4.2 Affected: 3.3.1 Affected: 3.2.1 Affected: 3.2.2 Affected: 3.4.1 Affected: 3.10.2 Affected: 3.10.3 Affected: 3.10 Affected: 3.10.1 Affected: 3.7.1 Update 03 Affected: 3.7.1 Update 04 Affected: 3.7.1 Update 06 Affected: 3.7.1 Update 07 Affected: 3.8.1 Update 01 Affected: 3.8.1 Update 02 Affected: 3.8.1 Update 03 Affected: 3.8.1 Update 04 Affected: 3.9.1 Update 01 Affected: 3.9.1 Update 02 Affected: 3.9.1 Update 03 Affected: 3.9.1 Update 04 Affected: 3.10 Update 01 Affected: 3.4.2 Update 01 Affected: 3.6.0 Update 04 Affected: 3.6.0 Update 02 Affected: 3.6.0 Update 03 Affected: 3.6.0 Update 01 Affected: 3.5.1 Update 03 Affected: 3.5.1 Update 01 Affected: 3.5.1 Update 02 Affected: 3.7.0 Update 03 Affected: 3.8.0 Update 01 Affected: 3.8.0 Update 02 Affected: 3.7.1 Update 01 Affected: 3.7.1 Update 02 Affected: 3.7.1 Update 05 Affected: 3.9.0 Update 01 Affected: 3.3.0 Update 01 Affected: 3.4.1 Update 02 Affected: 3.4.1 Update 01 Affected: 3.5.0 Update 03 Affected: 3.5.0 Update 01 Affected: 3.5.0 Update 02 Affected: 3.10.4 Affected: 3.10.4 Update 01 Affected: 3.10.4 Update 02 Affected: 3.10.4 Update 03 Affected: 3.10.5 Affected: 3.10.6 Affected: 3.10.6 Update 01 Affected: 3.10.6 Update 02 |
guessed |
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"status": "affected",
"version": "3.3.1"
},
{
"status": "affected",
"version": "3.2.1"
},
{
"status": "affected",
"version": "3.2.2"
},
{
"status": "affected",
"version": "3.4.1"
},
{
"status": "affected",
"version": "3.10.2"
},
{
"status": "affected",
"version": "3.10.3"
},
{
"status": "affected",
"version": "3.10"
},
{
"status": "affected",
"version": "3.10.1"
},
{
"status": "affected",
"version": "3.7.1 Update 03"
},
{
"status": "affected",
"version": "3.7.1 Update 04"
},
{
"status": "affected",
"version": "3.7.1 Update 06"
},
{
"status": "affected",
"version": "3.7.1 Update 07"
},
{
"status": "affected",
"version": "3.8.1 Update 01"
},
{
"status": "affected",
"version": "3.8.1 Update 02"
},
{
"status": "affected",
"version": "3.8.1 Update 03"
},
{
"status": "affected",
"version": "3.8.1 Update 04"
},
{
"status": "affected",
"version": "3.9.1 Update 01"
},
{
"status": "affected",
"version": "3.9.1 Update 02"
},
{
"status": "affected",
"version": "3.9.1 Update 03"
},
{
"status": "affected",
"version": "3.9.1 Update 04"
},
{
"status": "affected",
"version": "3.10 Update 01"
},
{
"status": "affected",
"version": "3.4.2 Update 01"
},
{
"status": "affected",
"version": "3.6.0 Update 04"
},
{
"status": "affected",
"version": "3.6.0 Update 02"
},
{
"status": "affected",
"version": "3.6.0 Update 03"
},
{
"status": "affected",
"version": "3.6.0 Update 01"
},
{
"status": "affected",
"version": "3.5.1 Update 03"
},
{
"status": "affected",
"version": "3.5.1 Update 01"
},
{
"status": "affected",
"version": "3.5.1 Update 02"
},
{
"status": "affected",
"version": "3.7.0 Update 03"
},
{
"status": "affected",
"version": "3.8.0 Update 01"
},
{
"status": "affected",
"version": "3.8.0 Update 02"
},
{
"status": "affected",
"version": "3.7.1 Update 01"
},
{
"status": "affected",
"version": "3.7.1 Update 02"
},
{
"status": "affected",
"version": "3.7.1 Update 05"
},
{
"status": "affected",
"version": "3.9.0 Update 01"
},
{
"status": "affected",
"version": "3.3.0 Update 01"
},
{
"status": "affected",
"version": "3.4.1 Update 02"
},
{
"status": "affected",
"version": "3.4.1 Update 01"
},
{
"status": "affected",
"version": "3.5.0 Update 03"
},
{
"status": "affected",
"version": "3.5.0 Update 01"
},
{
"status": "affected",
"version": "3.5.0 Update 02"
},
{
"status": "affected",
"version": "3.10.4"
},
{
"status": "affected",
"version": "3.10.4 Update 01"
},
{
"status": "affected",
"version": "3.10.4 Update 02"
},
{
"status": "affected",
"version": "3.10.4 Update 03"
},
{
"status": "affected",
"version": "3.10.5"
},
{
"status": "affected",
"version": "3.10.6"
},
{
"status": "affected",
"version": "3.10.6 Update 01"
},
{
"status": "affected",
"version": "3.10.6 Update 02"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the log file download functionality of Cisco Prime Infrastructure could allow an\u0026nbsp;authenticated, remote attacker to download arbitrary log files from the server.\r\n\r\nThis vulnerability is due to insufficient authorization checks on the download service API. An attacker could exploit this vulnerability by submitting a crafted URL request to an affected device. A successful exploit could allow the attacker to download sensitive log files that they would otherwise not have authorization to access.\r\nTo exploit this vulnerability, the attacker must have valid credentials to access the web-based management interface of the affected device."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-862",
"description": "Missing Authorization",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-06T16:15:24.551Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-pi-unauth-infodiscl-LFnLgmey",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pi-unauth-infodiscl-LFnLgmey"
}
],
"source": {
"advisory": "cisco-sa-pi-unauth-infodiscl-LFnLgmey",
"defects": [
"CSCwr43176"
],
"discovery": "INTERNAL"
},
"title": "Cisco Prime Infrastructure Information Disclosure Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20189",
"datePublished": "2026-05-06T16:15:24.551Z",
"dateReserved": "2025-10-08T11:59:15.395Z",
"dateUpdated": "2026-05-06T17:48:19.143Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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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
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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.
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.
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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.