# CVE-2026-34685: Adobe Commerce | Improper Input Validation (CWE-20)

> High-privileged attackers can bypass security measures to gain unauthorized write access via malicious URLs in Adobe Commerce.

- **Severity:** Low 3.4 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 May 2026
- **Updated:** 27 Aug 2026
- **Also known as:** GHSA-9pv2-pw69-q562

## What is CVE-2026-34685?

CVE-2026-34685 is a low-severity vulnerability in Adobe Commerce, published on 12 May 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. A high-privileged attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2026-34685?

It affects 3 products.


Products: Adobe Commerce, Adobe Commerce B2b, Adobe Magento.

## How do I fix CVE-2026-34685?

No fix has been published for CVE-2026-34685 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-34685 being exploited?

There is no known exploitation of CVE-2026-34685 in the wild and no public exploit code.

## Other vulnerabilities in Adobe Commerce

- [CVE-2026-75650](https://insights.sbomify.com/CVE-2026-75650/): Adobe Commerce and Magento Improper Neutralization of Special Elements Used in a Template Engine (critical 10.0, exploited in the wild)
- [CVE-2024-34102](https://insights.sbomify.com/CVE-2024-34102/): Adobe Commerce and Magento Open Source Improper Restriction of XML External Entity Reference (XXE) (critical 9.8, exploited in the wild)
- [CVE-2022-24086](https://insights.sbomify.com/CVE-2022-24086/): Adobe Commerce and Magento Open Source Improper Input Validation (critical 9.8, exploited in the wild)
- [CVE-2026-48356](https://insights.sbomify.com/CVE-2026-48356/): Adobe Commerce and Magento Unrestricted Upload of File with Dangerous Type (critical 9.3, exploited in the wild)
- [CVE-2026-71362](https://insights.sbomify.com/CVE-2026-71362/): Adobe Commerce and Magento Incorrect Authorization Vulnerability (critical 9.1, exploited in the wild)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-34685 and fix it if it is affected.

What it is: CVE-2026-34685 is a low-severity vulnerability in Adobe Commerce, published on 12 May 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-34685 in the wild and no public exploit code.

Affected product: Adobe Commerce. 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-2026-34685/ (Markdown: https://insights.sbomify.com/CVE-2026-34685/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-34685
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-34685
- OSV: https://osv.dev/vulnerability/CVE-2026-34685

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-34685/
Summaries are generated and may contain mistakes; the official description above is the record.