CVE-2026-47646: Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Customer

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CRITICAL 9.3WATCHLISTMITIGATE

CVE-2026-47646 is a critical-severity flaw (CVSS 9.3) affecting dynamics 365 customer voice. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Customer Voice allows an unauthorized attacker to perform spoofing over a network.

Why this priority

Critical severity
On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.3 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-07-09
Last modified	2026-10-25

Publisher (CNA): Microsoft Corporation · Vendor: microsoft

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-09 00:17 UTCPublished CVE record published
2026-10-25 17:10 UTCUpdated Record last modified

microsoft dynamics 365 customer voice MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dynamics-365-customer-voice || rpm -q dynamics-365-customer-voice || dynamics-365-customer-voice --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-47646?

dynamics 365 customer voice: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-47646 being exploited?

CVE-2026-47646 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-47646 affect?

CVE-2026-47646 affects dynamics 365 customer voice. Severity is critical (CVSS 9.3). Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Customer Voice allows an unauthorized attacker to perform spoofing over a network.

How urgent is CVE-2026-47646?

Priority 48/100. Critical severity; On your watchlist

References

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