How severe is CVE-2021-44147?

CVE-2021-44147 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-44147 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44147?

CVE-2021-44147 primarily affects Claris Filemaker Pro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-44147?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-44147 published?

CVE-2021-44147 was published on 2021-11-22 and last updated on 2026-06-17.

CVE-2021-44147

CVE-2021-44147 is a medium-severity vulnerability in Claris Filemaker Pro with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Claris Filemaker Pro
Published: 2021-11-22
Last modified: 2026-06-17

Description

An XML External Entity issue in Claris FileMaker Pro and Server (including WebDirect) before 19.4.1 allows a remote attacker to disclose local files via a crafted XML/Excel document and perform server-side request forgery attacks.

Frequently asked questions

What is CVE-2021-44147?: An XML External Entity issue in Claris FileMaker Pro and Server (including WebDirect) before 19.4.1 allows a remote attacker to disclose local files via a crafted XML/Excel document and perform server-side request forgery attacks.
How severe is CVE-2021-44147?: CVE-2021-44147 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-44147 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44147?: CVE-2021-44147 primarily affects Claris Filemaker Pro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-44147?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-44147 published?: CVE-2021-44147 was published on 2021-11-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:claris:filemaker_pro:*:*:*:*:*:*:*:*
cpe:2.3:a:claris:filemaker_server:*:*:*:*:*:*:*:*

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