CVE-2025-54791: OMERO.web provides a web based client and plugin infrastructure

Q: How do I fix CVE-2025-54791?

omero-web: upgrade to 5.29.2. Exact commands for each OS are on this page.

Q: Is CVE-2025-54791 being exploited?

CVE-2025-54791 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-54791 affect?

CVE-2025-54791 affects omero-web. Severity is medium (CVSS 5.3). 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 d

Q: How urgent is CVE-2025-54791?

Priority 28/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2025-54791 is a medium-severity flaw (CVSS 5.3) affecting omero-web. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-209
Published	2025-08-13
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: openmicroscopy

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-13 14:15 UTCPublished CVE record published
2026-06-17 09:40 UTCUpdated Record last modified

openmicroscopy omero-web UPGRADE

Affected: < 5.29.2

Fixed in: 5.29.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy omero-web || rpm -q omero-web || omero-web --version

2. UPGRADE to 5.29.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade omero-web

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade omero-web

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-54791?

omero-web: upgrade to 5.29.2. Exact commands for each OS are on this page.

Is CVE-2025-54791 being exploited?

CVE-2025-54791 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-54791 affect?

CVE-2025-54791 affects omero-web. Severity is medium (CVSS 5.3). 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 d

How urgent is CVE-2025-54791?

Priority 28/100. Remotely exploitable, no login, no user action

References

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