CVE-2022-26501

Veeam Backup & Replication 10.x and 11.x has Incorrect Access Control (issue 1 of 2).

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://veeam.com	Vendor Advisory
https://www.veeam.com/kb4288	Vendor Advisory
https://veeam.com	Vendor Advisory
https://www.veeam.com/kb4288	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26501

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:veeam:veeam_backup_\&_replication::::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication::::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:10.0.1.4854:-::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:10.0.1.4854:p20201202::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:10.0.1.4854:p20210609::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:11.0.1.1261:-::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:11.0.1.1261:p20211123::::::
	cpe:2.3:a:veeam:veeam_backup_\&_replication:11.0.1.1261:p20211211::::::

History

22 Oct 2025, 00:18

Type	Values Removed	Values Added
References		() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26501 -

21 Oct 2025, 20:19

Type	Values Removed	Values Added
References	~~{'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26501', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}~~

21 Oct 2025, 19:19

Type	Values Removed	Values Added
References		() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26501 -

Information

Published : 2022-03-17 21:15

Updated : 2025-10-22 00:18

NVD link : CVE-2022-26501

Mitre link : CVE-2022-26501

CVE.ORG link : CVE-2022-26501

JSON object : View

Products Affected

veeam

veeam_backup_\&_replication

CWE

CWE-306

Missing Authentication for Critical Function

{"id": "CVE-2022-26501", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2022-03-17T21:15:08.233", "references": [{"url": "https://veeam.com", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.veeam.com/kb4288", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://veeam.com", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.veeam.com/kb4288", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26501", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-306"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-306"}]}], "descriptions": [{"lang": "en", "value": "Veeam Backup & Replication 10.x and 11.x has Incorrect Access Control (issue 1 of 2)."}, {"lang": "es", "value": "Veeam Backup & Replication versiones 10.x y 11.x, presenta un Control de Acceso Incorrecto (problema 1 de 2)"}], "lastModified": "2025-10-22T00:18:02.293", "cisaActionDue": "2023-01-03", "cisaExploitAdd": "2022-12-13", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "837D781D-E21B-458C-8D4A-59949CE4D580", "versionEndExcluding": "10.0.1.4854", "versionStartIncluding": "10.0.0.4442"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FD0C1BCB-A018-4425-AC3D-0CE6EAEF372F", "versionEndExcluding": "11.0.1.1261", "versionStartIncluding": "11.0.0.825"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:10.0.1.4854:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12E8F01F-4E41-46F0-94BC-DD5174DDF393"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:10.0.1.4854:p20201202:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E0417823-7418-4294-BE57-0304772DFE39"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:10.0.1.4854:p20210609:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "06BE9B78-075C-48E6-817A-5E0A89983EBC"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:11.0.1.1261:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EC28D606-0A9B-46E5-A88C-8041357979DB"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:11.0.1.1261:p20211123:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8158D6BC-2041-4600-B935-AD928621D987"}, {"criteria": "cpe:2.3:a:veeam:veeam_backup_\\&_replication:11.0.1.1261:p20211211:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "54A5147A-341A-4790-AAA8-DF2648423C50"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Veeam Backup & Replication Remote Code Execution Vulnerability"}