How severe is CVE-2013-10038?

CVE-2013-10038 has a CVSS 4.0 base score of 9.3, rated critical severity.

Is CVE-2013-10038 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2013-10038?

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

Does CVE-2013-10038 have an EU (EUVD) identifier?

Yes. CVE-2013-10038 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2013-7257.

When was CVE-2013-10038 published?

CVE-2013-10038 was published on 2025-07-31 and last updated on 2026-06-16.

CVE-2013-10038

CVE-2013-10038 is a critical-severity vulnerability with a CVSS 4.0 base score of 9.3. 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-434.

Key facts

Severity: Critical (CVSS 4.0 base score 9.3)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2013-7257
Weakness: CWE-434
Published: 2025-07-31
Last modified: 2026-06-16

Description

An unauthenticated arbitrary file upload vulnerability exists in FlashChat versions 6.0.2 and 6.0.4 through 6.0.8. The upload.php endpoint fails to properly validate file types and authentication, allowing attackers to upload malicious PHP scripts. Once uploaded, these scripts can be executed remotely, resulting in arbitrary code execution as the web server user.

Frequently asked questions

What is CVE-2013-10038?: An unauthenticated arbitrary file upload vulnerability exists in FlashChat versions 6.0.2 and 6.0.4 through 6.0.8. The upload.php endpoint fails to properly validate file types and authentication, allowing attackers to upload malicious PHP scripts. Once uploaded, these scripts can be executed remotely, resulting in arbitrary code execution as the web server user.
How severe is CVE-2013-10038?: CVE-2013-10038 has a CVSS 4.0 base score of 9.3, rated critical severity.
Is CVE-2013-10038 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2013-10038?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2013-10038 have an EU (EUVD) identifier?: Yes. CVE-2013-10038 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2013-7257.
When was CVE-2013-10038 published?: CVE-2013-10038 was published on 2025-07-31 and last updated on 2026-06-16.

References

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

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