CVE-2018-25328: VX Search 10.6.18 contains a local buffer overflow vulnerability that allows attackers to overwrite the instruction pointer by supplying an oversized string in

VX Search 10.6.18 contains a local buffer overflow vulnerability that allows attackers to overwrite the instruction pointer by supplying an oversized string in

VX Search 10.6.18 contains a local buffer overflow vulnerability that allows attackers to overwrite the instruction pointer by supplying an oversized string in the directory field. Attackers can craft a malicious input file containing 271 bytes of junk data followed by a return address to execute arbitrary code with application privileges.

Description from the National Vulnerability Database, published by VulnCheck

What it means for a small business

If your business uses VX Search, install the vendor's update. If you're not sure whether you use it, ask whoever manages your computers.

How likely is an attack? The Exploit Prediction Scoring System, run by FIRST (the global association of security response teams), puts the odds of this one being exploited in the next 30 days at 0.15%, higher than 4% of CVEs. That’s low, but low isn’t zero, and the odds jump the day someone publishes an exploit. Scored October 28, 2026, updated daily.

Check your own setup

Website check: reads what your site runs from the outside (WordPress version, plugins it can see, old server software) and matches it against this database.
Server check: what your web server says about itself, and whether that version has known flaws.

Sources

Part of the Huttenlocher Technologies vulnerability database, refreshed twice a day from CISA and the NVD. The title, category and plain-language guidance are ours; check the linked record before acting on a detail. This is general guidance, not a review of your systems.

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