CVE-2015-5457

CVE-2015-5457 is a high-severity vulnerability in Pivotx with a CVSS 2.0 base score of 7.5. 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-20.

Key facts

Description

PivotX before 2.3.11 does not validate the new file extension when renaming a file with multiple extensions, which allows remote attackers to execute arbitrary code by uploading a crafted file, as demonstrated by a file named foo.php.php.

Frequently asked questions

What is CVE-2015-5457?
PivotX before 2.3.11 does not validate the new file extension when renaming a file with multiple extensions, which allows remote attackers to execute arbitrary code by uploading a crafted file, as demonstrated by a file named foo.php.php.
How severe is CVE-2015-5457?
CVE-2015-5457 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2015-5457 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5457?
CVE-2015-5457 affects Pivotx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-5457?
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-2015-5457 published?
CVE-2015-5457 was published on 2015-07-08 and last updated on 2026-06-17.

References

Affected products (1)

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