CVE-2023-5968

CVE-2023-5968 is a medium-severity vulnerability in Mattermost with a CVSS 3.x base score of 4.9. 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-116.

Key facts

Description

Mattermost fails to properly sanitize the user object when updating the username, resulting in the password hash being included in the response body.

Frequently asked questions

What is CVE-2023-5968?
Mattermost fails to properly sanitize the user object when updating the username, resulting in the password hash being included in the response body.
How severe is CVE-2023-5968?
CVE-2023-5968 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-5968 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5968?
CVE-2023-5968 primarily affects Mattermost. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-5968?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5968 published?
CVE-2023-5968 was published on 2023-11-06 and last updated on 2026-06-17.

References

Affected products (2)

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