# CVE-2026-63727: Anchore Enterprise Privilege Escalation via User Management API

> An authenticated attacker can exploit the user management API to escalate privileges and modify user permissions, gaining unauthorized write access.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA: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:** 28 Jul 2026
- **Updated:** 14 Aug 2026
- **Also known as:** GHSA-4r98-xr3x-v6v8

## What is CVE-2026-63727?

CVE-2026-63727 is a high-severity vulnerability in Anchore Enterprise, published on 28 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Anchore Enterprise versions from 5.11.0 to 5.27.1 and 6.0.0 contain an improper privilege escalation vulnerability in the user management API. An authenticated attacker who is able to access the Anchore Enterprise API could issue an API call capable of modifying user permissions to gain access to additional resources and operations. It is not possible to grant the system-admin role, but a read only user could be granted write access. This issue is fixed in Anchore Enterprise 5.27.2 and 6.0.1.

Weakness: CWE-648 (Incorrect Use of Privileged APIs)

## Which versions are affected by CVE-2026-63727?


## How do I fix CVE-2026-63727?

No fix has been published for CVE-2026-63727 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-63727 being exploited?

There is no known exploitation of CVE-2026-63727 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-63727 and fix it if it is affected.

What it is: CVE-2026-63727 is a high-severity vulnerability in Anchore Enterprise, published on 28 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-2026-63727 in the wild and no public exploit code.

Affected product: Anchore Enterprise. 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-2026-63727/ (Markdown: https://insights.sbomify.com/CVE-2026-63727/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-63727
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-63727
- OSV: https://osv.dev/vulnerability/CVE-2026-63727

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-63727/
Summaries are generated and may contain mistakes; the official description above is the record.