CVE-2025-54791 OMERO.web displays unecessary user information when requesting to reset the password
OMERO.web leaks user information via error messages during password reset attempts, allowing attackers to enumerate valid users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-54791?
CVE-2025-54791 is a medium-severity vulnerability in omero-web, published on 13 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OMERO.web provides a web based client and plugin infrastructure. Prior to version 5.29.2, if an error occurred when resetting a user's password using the Forgot Password option in OMERO.web, the error message displayed on the Web page can disclose information about the user. This issue has been patched in version 5.29.2. A workaround involves disabling the Forgot password option in OMERO.web using the omero.web.show_forgot_password configuration property.
Weakness: CWE-209
Which versions are affected by CVE-2025-54791?
3 open source packages ship an affected version, including omero-web. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
omero-web PyPI | All versions | 5.29.2 |
omero-web PyPI | All versions | 5.29.2 |
omero-web PyPI | All versions | 5.29.2 |
Products include Openmicroscopy Omero-Web.
How do I fix CVE-2025-54791?
Upgrade omero-web to 5.29.2 or later.
Is CVE-2025-54791 being exploited?
There is no known exploitation of CVE-2025-54791 in the wild and no public exploit code.
Other vulnerabilities in omero-web
Sources
Also known as GHSA-gpmg-4x4g-mr5r, PYSEC-2026-1717.