CVE-2026-21709 (GCVE-0-2026-21709)
Vulnerability from cvelistv5 – Published: 2026-04-17 15:32 – Updated: 2026-04-17 15:32
VLAI?
Summary
A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement.
Severity ?
No CVSS data available.
CWE
- CWE-77 - Command Injection - Generic
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Veeam | Backup and Replication |
Affected:
12 , < 12.3.2
(semver)
|
|||||||
|
|||||||||
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Backup and Replication",
"vendor": "Veeam",
"versions": [
{
"lessThan": "12.3.2",
"status": "affected",
"version": "12",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Software Appliance",
"vendor": "Veeam",
"versions": [
{
"lessThan": "13.0.1",
"status": "affected",
"version": "13",
"versionType": "semver"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-77",
"description": "CWE-77 Command Injection - Generic",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-17T15:32:10.755Z",
"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
"shortName": "hackerone"
},
"references": [
{
"url": "https://www.veeam.com/kb4830"
},
{
"url": "https://www.veeam.com/kb4831"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
"assignerShortName": "hackerone",
"cveId": "CVE-2026-21709",
"datePublished": "2026-04-17T15:32:10.755Z",
"dateReserved": "2026-01-04T15:00:06.574Z",
"dateUpdated": "2026-04-17T15:32:10.755Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-21709\",\"sourceIdentifier\":\"support@hackerone.com\",\"published\":\"2026-04-17T16:16:36.413\",\"lastModified\":\"2026-04-17T19:01:56.030\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement.\"}],\"metrics\":{},\"weaknesses\":[{\"source\":\"support@hackerone.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-77\"}]}],\"references\":[{\"url\":\"https://www.veeam.com/kb4830\",\"source\":\"support@hackerone.com\"},{\"url\":\"https://www.veeam.com/kb4831\",\"source\":\"support@hackerone.com\"}]}}"
}
}
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…