CVE-2026-44733 (CVSS 5.9)

Description

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, Business Logic Error on OpenProject through PATCH request to /api/v3/users/me permits to bypass password requirements. A password validation flaw in the change password behavior allows attackers to change a user's password only with an active session takeover. This vulnerability is fixed in 17.3.2 and 17.4.0.

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CVSS v3.1 Score

5.9

MEDIUM

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

EPSS — Exploit Prediction

0.0018

Probability of exploitation

0.07%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-620 CWE-620

References

Other References

https://github.com/opf/openproject/security/advisories/GHSA-px7f-cj9f-7m4m

Frequently Asked Questions

What is CVE-2026-44733? +

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, Business Logic Error on OpenProject through PATCH request to /api/v3/users/me permits to bypass password requirements. A password validation flaw in the change password behavior allows attackers to change a user's password only with an active session takeover. This vulnerability is fixed in 17.3.2 and 17.4.0. It has a CVSS v3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2026-44733? +

CVE-2026-44733 has a CVSS v3.1 score of 5.9 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0018, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-44733? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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