# CVE-2026-2963: Jinher OA C6 OfficeSupplyTypeRight.aspx sql injection

> Remote attackers can exploit SQL injection in Jinher OA C6 to read or modify database contents via the OfficeSupplyTypeRight.aspx endpoint.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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:** Not needed
- **Fix available:** No
- **Published:** 23 Feb 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-m69x-r9q9-whf9

## What is CVE-2026-2963?

CVE-2026-2963 is a medium-severity SQL injection vulnerability in Jinher OA C6, published on 23 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was determined in Jinher OA C6 up to 20260210. This issue affects some unknown processing of the file /C6/Jhsoft.Web.officesupply/OfficeSupplyTypeRight.aspx. This manipulation of the argument id/offsnum causes sql injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. It is suggested to install a patch to address this issue. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-2963?


## How do I fix CVE-2026-2963?

No fix has been published for CVE-2026-2963 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-2963 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2963 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2963 and fix it if it is affected.

What it is: CVE-2026-2963 is a medium-severity SQL injection vulnerability in Jinher OA C6, published on 23 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2963 exists.

Affected product: Jinher OA C6. 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-2026-2963/ (Markdown: https://insights.sbomify.com/CVE-2026-2963/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2963
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2963
- OSV: https://osv.dev/vulnerability/CVE-2026-2963

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2963/
Summaries are generated and may contain mistakes; the official description above is the record.