# CVE-2026-21954: Missing authorization in Oracle Retail Xstore Point of Service

> Low-privileged attackers can gain unauthorized read access to subset data in Oracle Retail Xstore Point of Service via HTTP.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N`)
- **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:** 21 Jul 2026
- **Updated:** 23 Jul 2026
- **Also known as:** GHSA-7r8c-4mc8-chwj

## What is CVE-2026-21954?

CVE-2026-21954 is a medium-severity missing authorization vulnerability in Oracle Retail Xstore Point of Service, published on 21 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Vulnerability in the Oracle Retail Xstore Point of Service product of Oracle Retail Applications (component: Xstore Mobile).   The supported version that is affected is 21.0.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Retail Xstore Point of Service.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle Retail Xstore Point of Service accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2026-21954?

It affects 1 product.


Products: Oracle Retail Xstore Point of Service.

## How do I fix CVE-2026-21954?

No fix has been published for CVE-2026-21954 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-21954 being exploited?

There is no known exploitation of CVE-2026-21954 in the wild and no public exploit code.

## Other vulnerabilities in Oracle Retail Xstore Point of Service

- [CVE-2017-10214](https://insights.sbomify.com/CVE-2017-10214/): Missing authorization in Retail Xstore Point of Service (high 8.2)
- [CVE-2018-2840](https://insights.sbomify.com/CVE-2018-2840/): Information disclosure in Retail Xstore Point of Service (high 7.6)
- [CVE-2018-3126](https://insights.sbomify.com/CVE-2018-3126/): Auth bypass in Retail Xstore Point of Service (medium 6.6)
- [CVE-2017-10427](https://insights.sbomify.com/CVE-2017-10427/): Other in Retail Xstore Point of Service (medium 6.5)
- [CVE-2017-10183](https://insights.sbomify.com/CVE-2017-10183/): Other in Retail Xstore Point of Service (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-21954 and fix it if it is affected.

What it is: CVE-2026-21954 is a medium-severity missing authorization vulnerability in Oracle Retail Xstore Point of Service, published on 21 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-21954 in the wild and no public exploit code.

Affected product: Oracle Retail Xstore Point of Service. 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-2026-21954/ (Markdown: https://insights.sbomify.com/CVE-2026-21954/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-21954
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-21954
- OSV: https://osv.dev/vulnerability/CVE-2026-21954

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-21954/
Summaries are generated and may contain mistakes; the official description above is the record.