VDB-427587 · CVE-2026-22063 · EUVD-2026-111406

NetApp ONTAP certificate validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.7	$0-$5k	3.94-

Summaryinfo

A vulnerability classified as problematic has been found in NetApp ONTAP, StorageGRID and E-Series SANtricity OS Controller Software. The affected element is an unknown function. Performing a manipulation results in certificate validation. This vulnerability is reported as CVE-2026-22063. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in NetApp ONTAP, StorageGRID and E-Series SANtricity OS Controller Software (version now known). It has been classified as problematic. This affects some unknown processing. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on integrity. The summary by CVE is:

The private keys of eight eMudhra intermediate CA certificates have been compromised. eMudhra revoked the eight affected intermediate certificates on October 18, 2026. While this is not a software vulnerability, CVE-2026-22063 has been assigned to track relevant changes in impacted NetApp products.

It is possible to read the advisory at security.netapp.com. This vulnerability is uniquely identified as CVE-2026-22063 since 01/05/2026. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/28/2026). The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-111406). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

NetApp

Name

License

commercial

Website

Vendor: https://www.netapp.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/05/2026 CVE reserved
10/27/2026 +295 days Advisory disclosed
10/27/2026 +0 days VulDB entry created
10/28/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: netapp.com

Advisory: security.netapp.com
Status: Confirmed

CVE: CVE-2026-22063 (🔒)
GCVE (CVE): GCVE-0-2026-22063
GCVE (VulDB): GCVE-100-427587
EUVD: 🔒

Entryinfo

Created: 10/27/2026 23:39
Updated: 10/28/2026 02:31
Changes: 10/27/2026 23:39 (62), 10/28/2026 02:31 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.