01 Record
CVE-2021-26587
A potential DOM-based Cross Site Scripting security vulnerability has been identified in HPE StoreOnce. The vulnerability could be remotely exploited to cause an elevation of privilege leading to
UnratedPUBLISHEDCNA: hpe
CNA base scoreUnratedNo CNA CVSS vector
02 Description
A potential DOM-based Cross Site Scripting security vulnerability has been identified in HPE StoreOnce. The vulnerability could be remotely exploited to cause an elevation of privilege leading to
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.49% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 42.2% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-09-27 14:01Z5 YR AGO
- Last updated
- 2024-08-03 20:26Z2 YR AGO
- Reserved
- 2021-02-02
- Assigning CNA
- hpe
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.1
- Document digest
- 2f2f687f5ffbf44dcaed5c377757a75ec3d062641765086185ff9ca24e8f8273
05 Affected products
VendorProductVersionsPlatforms
n/aHPE StoreOnce 3620; HPE StoreOnce 3640; HPE StoreOnce 5200; HPE StoreOnce 5250; HPE StoreOnce 5650; HPE StoreOnce VSA 4TBFirmware version: 4.2.3 and earlier, FW version: 4.2.3 and earlier—