CVE-2026-0588 Xinhu Rainrock RockOA API rockfun.php cross site scripting

Medium 5.1 Published Updated

Remote attackers can execute arbitrary scripts via the callback argument in the API, potentially leading to session hijacking or malicious actions.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-0588?

CVE-2026-0588 is a medium-severity cross-site scripting vulnerability in Xinhu Rainrock RockOA, published on 5 Jan 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A weakness has been identified in Xinhu Rainrock RockOA up to 2.7.1. Affected by this vulnerability is an unknown functionality of the file rockfun.php of the component API. This manipulation of the argument callback causes cross site scripting. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-0588?

It affects 1 product.

Products include Rockoa Rockoa.

How do I fix CVE-2026-0588?

No fix has been published for CVE-2026-0588 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-0588 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-0588 exists.

Sources

Also known as GHSA-h7x7-9j7c-cghf.

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