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01 Record

CVE-2021-26608

handysoft groupware arbitrary file download and execution vulnerability

HighPUBLISHEDCNA: krcert
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

02 Description

handysoft groupware arbitrary file download and execution vulnerability

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
0.59% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 48.2% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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
2021-09-09 12:54Z5 YR AGO
Last updated
2024-08-03 20:26Z2 YR AGO
Reserved
2021-02-03
Assigning CNA
krcert
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-353Missing Support for Integrity CheckBase
  • CWE-345Insufficient Verification of Data AuthenticityClass
Data version
5.1
Document digest
1a2d61699c3e65148d1aecd34374ff2925e8b099373b6d38c195716fda844ca1

05 Affected products

VendorProductVersionsPlatforms
handysoftHShell.dll1.7.4.5, 2.0.3.5, 4.0.1.6Windows

06 References