How severe is CVE-2023-40035?

CVE-2023-40035 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-40035 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40035?

CVE-2023-40035 primarily affects Craftcms Craft Cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-40035?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-40035 published?

CVE-2023-40035 was published on 2023-08-23 and last updated on 2026-06-17.

CVE-2023-40035

CVE-2023-40035 is a high-severity vulnerability in Craftcms Craft Cms with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Craftcms Craft Cms
Published: 2023-08-23
Last modified: 2026-06-17

Description

Craft is a CMS for creating custom digital experiences on the web and beyond. Bypassing the validatePath function can lead to potential remote code execution. This vulnerability can lead to malicious control of vulnerable systems and data exfiltrations. Although the vulnerability is exploitable only in the authenticated users, configuration with ALLOW_ADMIN_CHANGES=true, there is still a potential security threat (Remote Code Execution). This issue has been patched in version 4.4.15 and version 3.8.15.

Frequently asked questions

What is CVE-2023-40035?: Craft is a CMS for creating custom digital experiences on the web and beyond. Bypassing the validatePath function can lead to potential remote code execution. This vulnerability can lead to malicious control of vulnerable systems and data exfiltrations. Although the vulnerability is exploitable only in the authenticated users, configuration with ALLOW_ADMIN_CHANGES=true, there is still a potential security threat (Remote Code Execution). This issue has been patched in version 4.4.15 and version 3.8.15.
How severe is CVE-2023-40035?: CVE-2023-40035 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-40035 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40035?: CVE-2023-40035 primarily affects Craftcms Craft Cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-40035?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-40035 published?: CVE-2023-40035 was published on 2023-08-23 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc1:*:*:*:*:*:*

More vulnerabilities in Craftcms Craft Cms

CVE-2025-32432 — Critical (CVSS 10.0): Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. Starting from…
CVE-2023-41892 — Critical (CVSS 10.0): Craft CMS is a platform for creating digital experiences. This is a high-impact, low-complexity attack vector. Users…
CVE-2026-32267 — Critical (CVSS 9.8): Craft CMS is a content management system (CMS). From version 4.0.0-RC1 to before version 4.17.6 and from version…
CVE-2024-56145 — Critical (CVSS 9.8): Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. Users of affected…
CVE-2024-37843 — Critical (CVSS 9.8): Craft CMS up to v3.7.31 was discovered to contain a SQL injection vulnerability via the GraphQL API endpoint.
CVE-2021-27903 — Critical (CVSS 9.8): An issue was discovered in Craft CMS before 3.6.7. In some circumstances, a potential Remote Code Execution…

All CVEs affecting Craftcms Craft Cms →

Other CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities

CVE-2026-25586 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, a sandbox escape is possible by shadowing hasOwnProperty…
CVE-2026-25520 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, The return values of functions aren't wrapped.…
CVE-2025-20265 — Critical (CVSS 10.0): A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2025-20337 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2025-20281 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2024-42472 — Critical (CVSS 10.0): Flatpak is a Linux application sandboxing and distribution framework. Prior to versions 1.14.0 and 1.15.10, a malicious…

Browse all CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities →