# CVE-2026-0587: Xinhu Rainrock RockOA Cover Image rock_page_gong.php cross site scripting

> Remote attackers can inject malicious scripts via the cover image handler in RockOA, potentially leading to session hijacking or code execution.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **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 available:** No
- **Published:** 5 Jan 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-w59w-vf2m-vcq9

## What is CVE-2026-0587?

CVE-2026-0587 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 security flaw has been discovered in Xinhu Rainrock RockOA up to 2.7.1. Affected is an unknown function of the file rock_page_gong.php of the component Cover Image Handler. The manipulation of the argument fengmian results in cross site scripting. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2026-0587?

It affects 1 product.


Products: Rockoa Rockoa.

## How do I fix CVE-2026-0587?

No fix has been published for CVE-2026-0587 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-0587 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-0587 exists.

## Other vulnerabilities in Xinhu Rainrock RockOA

- [CVE-2025-63742](https://insights.sbomify.com/CVE-2025-63742/): SQL injection in n/a (critical 9.8)
- [CVE-2023-49363](https://insights.sbomify.com/CVE-2023-49363/): SQL injection in n/a (critical 9.8)
- [CVE-2020-18713](https://insights.sbomify.com/CVE-2020-18713/): SQL injection in n/a (critical 9.8)
- [CVE-2020-18714](https://insights.sbomify.com/CVE-2020-18714/): SQL injection in n/a (critical 9.8)
- [CVE-2020-18716](https://insights.sbomify.com/CVE-2020-18716/): SQL injection in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-0587 and fix it if it is affected.

What it is: CVE-2026-0587 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.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-0587 exists.

Affected product: Xinhu Rainrock RockOA. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-0587/ (Markdown: https://insights.sbomify.com/CVE-2026-0587/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-0587
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-0587
- OSV: https://osv.dev/vulnerability/CVE-2026-0587

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-0587/
Summaries are generated and may contain mistakes; the official description above is the record.