CVE-2021-42080

Reflected XSS vulnerability in OSNEXUS QuantaStor before 6.0.0.355

Description

An attacker is able to launch a Reflected XSS attack using a crafted URL.

Remediation

Solution:

  • Upgrade to the latest version of OSNEXUS QuantaStor.

Category

7.4
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.11%
Third-Party Advisory wbsec.nl Third-Party Advisory divd.nl Third-Party Advisory divd.nl
Affected: OSNEXUS QuantaStor
Published at:
Updated at:

References

Link Tags
https://www.wbsec.nl/osnexus third party advisory
https://csirt.divd.nl/DIVD-2021-00020/ third party advisory
https://www.osnexus.com/products/software-defined-storage product
https://csirt.divd.nl/CVE-2021-42080 third party advisory
https://www.divd.nl/DIVD-2021-00020

Frequently Asked Questions

What is the severity of CVE-2021-42080?
CVE-2021-42080 has been scored as a high severity vulnerability.
How to fix CVE-2021-42080?
To fix CVE-2021-42080: Upgrade to the latest version of OSNEXUS QuantaStor.
Is CVE-2021-42080 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-42080 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-42080?
CVE-2021-42080 affects OSNEXUS QuantaStor.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.