CVE-2025-15546

CVE-2025-15546 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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-362.

Key facts

Description

The Iptanus File Upload WordPress plugin before 5.1.7 does not implement proper file handling when the duplicatepolicy setting is configured to "maintain both." Due to a Time-of-Check to Time-of-Use (TOCTOU) race condition between the file existence check and the actual file write operation, an authenticated attacker can overwrite files uploaded by other users.

Frequently asked questions

What is CVE-2025-15546?
The Iptanus File Upload WordPress plugin before 5.1.7 does not implement proper file handling when the duplicatepolicy setting is configured to "maintain both." Due to a Time-of-Check to Time-of-Use (TOCTOU) race condition between the file existence check and the actual file write operation, an authenticated attacker can overwrite files uploaded by other users.
How severe is CVE-2025-15546?
CVE-2025-15546 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability low.
Is CVE-2025-15546 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-15546?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-15546 have an EU (EUVD) identifier?
Yes. CVE-2025-15546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-210137.
When was CVE-2025-15546 published?
CVE-2025-15546 was published on 2026-06-14 and last updated on 2026-07-06.

References

Other CWE-362 (Race Condition) vulnerabilities

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