Is CVE-2018-15535 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2018-15535, but active exploitation has not been confirmed.

Can CVE-2018-15535 be exploited remotely?

Yes. CVE-2018-15535 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-15535?

CVE-2018-15535 has a CVSS score of 7.5 (HIGH).

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HIGHPOC

CVE-2018-15535

CWE-22Published: August 24, 2018· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

/filemanager/ajax_calls.php in tecrail Responsive FileManager before 9.13.4 uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize get_file sequences such as ".." that can resolve to a location that is outside of that directory, aka Directory Traversal.

NVD Source

Technical Analysis

CVE-2018-15535 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.

A proof-of-concept (PoC) exploit exists for CVE-2018-15535. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.