Is CVE-2025-29821 in the CISA KEV catalog?

No. CVE-2025-29821 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-29821?

CVE-2025-29821 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2025-29821?

CVE-2025-29821 has an EPSS score of 0.57% (43th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-29821?

Upgrade dynamics 365 business central 2023 to 23.18.32409 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2025-29821

MEDIUM

5.5

CVSS v3

NVD

Description

Improper input validation in Dynamics Business Central allows an authorized attacker to disclose information locally.

CWE-20Improper Input Validation

How to fix

Remediation Available

dynamics 365 business central 2023NVD

Affected:>= 23.1.13812, < 23.18.32409Fixed in:23.18.32409CVE-2025-29821derived from NVD

dynamics 365 business central 2024NVD

Affected:>= 25.1.25900, < 25.6.32556Fixed in:25.6.32556CVE-2025-29821derived from NVD

dynamics 365 business central 2025NVD

Affected:< 26.0.32481Fixed in:26.0.32481CVE-2025-29821derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.57%probability of exploitation in 30 days

43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Vendor Advisory1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-12.