How severe is CVE-2023-26367?

CVE-2023-26367 has a CVSS score of 4.9/10, rated MEDIUM. Review your exposure and patch according to your risk tolerance.

Which packages are affected by CVE-2023-26367?

CVE-2023-26367 affects the following packages: magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), magento/community-edition (Packagist), and 1 more. Ecosystems affected: Packagist.

How do I fix CVE-2023-26367?

Update magento/community-edition to 2.4.7-beta2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2023-26367 is resolved across your whole dependency graph.

How do I detect CVE-2023-26367 in my Packagist dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for magento/community-edition. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

How do I mitigate CVE-2023-26367 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

How does O3 Security protect against CVE-2023-26367?

O3 pinpoints whether CVE-2023-26367 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Is CVE-2023-26367 actively exploited in the wild?

No public exploit code has been indexed for CVE-2023-26367 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What type of vulnerability is CVE-2023-26367?

CVE-2023-26367 is classified as Improper Input Validation (CWE-20). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

When was CVE-2023-26367 published, and has it been updated?

CVE-2023-26367 was published on October 13, 2023 and was last updated on July 15, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

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🐘 Packagist

Not in CISA KEV

MEDIUM severity

CVE-2023-26367

MEDIUM

CVE-2023-26367 is a medium-severity (CVSS 4.9) Improper Input Validation vulnerability in magento/community-edition. O3 Security confirms whether CVE-2023-26367 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Error based file extraction via PHP filter chains during product bulk import logic

Also known asGHSA-9mx6-4gg4-85xj

Published

Oct 13, 2023

Updated

Jul 15, 2026

Affected

9 pkgs

Patched

4 / 9

Exploits

None indexed

Exploitation data as of Jul 15, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

9 pkgs affected

🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition🐘magento/community-edition+1 more

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

Adobe Commerce versions 2.4.7-beta1 (and earlier), 2.4.6-p2 (and earlier), 2.4.5-p4 (and earlier) and 2.4.4-p5 (and earlier) are affected by an Improper Input Validation vulnerability that could lead to arbitrary file system read by an admin-privilege authenticated attacker. Exploitation of this issue does not require user interaction.

Affected Packages

9 total 4 fixed

Ecosystem	Package	Vulnerable range	Fix
🐘Packagist	`magento/community-edition`	≥ 2.4.7-beta1&&< 2.4.7-beta2	2.4.7-beta2
🐘Packagist	`magento/community-edition`	all versions	No fix
🐘Packagist	`magento/community-edition`	all versions	No fix
🐘Packagist	`magento/community-edition`	all versions	No fix
🐘Packagist	`magento/community-edition`	all versions	No fix
🐘Packagist	`magento/community-edition`	≥ 2.4.6-p1&&< 2.4.6-p3	2.4.6-p3

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for magento/community-edition. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.
Fix
Update magento/community-edition to 2.4.7-beta2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2023-26367 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 pinpoints whether CVE-2023-26367 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to CVE-2023-26367. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

O3 Security · Impact-Aware SCA

Is CVE-2023-26367 in your dependencies?

O3 detects CVE-2023-26367 across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

Scan my dependencies How O3 SCA works