How severe is CVE-2017-7664?

CVE-2017-7664 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2017-7664 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7664?

CVE-2017-7664 primarily affects Apache Openmeetings. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7664?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-7664 published?

CVE-2017-7664 was published on 2017-07-17 and last updated on 2026-06-17.

CVE-2017-7664

CVE-2017-7664 is a critical-severity vulnerability in Apache Openmeetings with a CVSS 3.x base score of 10.0. 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: Critical (CVSS 3.x base score 10.0)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Apache Openmeetings
Published: 2017-07-17
Last modified: 2026-06-17

Description

Uploaded XML documents were not correctly validated in Apache OpenMeetings 3.1.0.

Frequently asked questions

What is CVE-2017-7664?: Uploaded XML documents were not correctly validated in Apache OpenMeetings 3.1.0.
How severe is CVE-2017-7664?: CVE-2017-7664 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2017-7664 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7664?: CVE-2017-7664 primarily affects Apache Openmeetings. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7664?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-7664 published?: CVE-2017-7664 was published on 2017-07-17 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:apache:openmeetings:3.1.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.1.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.1.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.1.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.2.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:openmeetings:3.2.1:*:*:*:*:*:*:*

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