How severe is GHSA-j4gv-6x9v-v23g?

No CVSS score has been assigned to GHSA-j4gv-6x9v-v23g yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by GHSA-j4gv-6x9v-v23g?

GHSA-j4gv-6x9v-v23g affects the following packages: omero-web (PyPI). Ecosystems affected: PyPI.

How do I fix GHSA-j4gv-6x9v-v23g?

Update omero-web to 5.29.3 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-j4gv-6x9v-v23g is resolved across your whole dependency graph.

How do I detect GHSA-j4gv-6x9v-v23g in my PyPI dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for omero-web, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-j4gv-6x9v-v23g if there is no patch (or I can't update yet)?

Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Is GHSA-j4gv-6x9v-v23g actively exploited in the wild?

No public exploit code has been indexed for GHSA-j4gv-6x9v-v23g yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

When was GHSA-j4gv-6x9v-v23g published, and has it been updated?

GHSA-j4gv-6x9v-v23g was published on November 24, 2025 and was last updated on November 24, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🐍 PyPI

Not in CISA KEV

OMERO.web uses jquery-form library, which may be vulnerable to XSS attackGHSA-j4gv-6x9v-v23g

Fix: ome/omero-web@a3eadf7

GHSA-j4gv-6x9v-v23g is a security vulnerability in omero-web. A fix is available for omero-web — see the affected versions and patch details below.

Published

Nov 24, 2025

Updated

Nov 24, 2025

Affected

1 pkg

Patched

1 / 1

Exploits

None indexed

Exploitation data as of Nov 24, 2025 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

🐍omero-web

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.

Description

Impact

OMERO.web uses the jquery-form library throughout to handle form submission and response processing. Due to some unpatched potential vulnerabilities in jquery-form, OMERO.web 5.29.2 and earlier may be susceptible to XSS attacks.

Patches

User should upgrade OMERO.web to 5.29.3 or higher.

Workarounds

None.

Resources

https://github.com/jquery-form/form/issues/604

Affected Packages

1 total 1 fixed

Ecosystem	Package	Vulnerable range	Fix
🐍PyPI	`omero-web`	all versions	5.29.3`pip install --upgrade 'omero-web==5.29.3'`

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for omero-web, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update omero-web to 5.29.3 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-j4gv-6x9v-v23g is resolved across your whole dependency graph.
Workarounds
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Frequently Asked Questions

### Impact OMERO.web uses the jquery-form library throughout to handle form submission and response processing. Due to some unpatched potential vulnerabilities in jquery-form, OMERO.web 5.29.2 and earlier may be susceptible to XSS attacks. ### Patches User should upgrade OMERO.web to 5.29.3 or higher. ### Workarounds None. ### Resources https://github.com/jquery-form/form/issues/604

O3 Security · Impact-Aware SCA

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