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CVE-2026-613989.1CriticalCWE-116

CVE-2026-61398: Apache CloudStack: Cross-Site Scripting (XSS) Vulnerability in Instance Reset Password Function in UI

Apache Software Foundation · Apache CloudStack

Vendor fix available · Affected: Apache Software Foundation Apache CloudStack · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.6%probability of exploitation in the next 30 days
47th percentile
050100

Higher than 47% of scored CVEs

9.1CriticalCVSS 3.1
LowCrit.

DescriptionCVE.org

Improper Encoding or Escaping of Output vulnerability in Apache CloudStack's UI while using Instance Reset Password functionality. This issue affects Apache CloudStack: from 4.15.1.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • Apache Software Foundation · Apache CloudStackfrom 4.15.1.0 up to and including 4.20.3.0; from 4.21.0.0 up to and including 4.22.1.0

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Published
August 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-61398 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References

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