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2.1

olivier-ls PHP-FTS remote filter comparison can be bypassed

CVE-2026-93957 · published 29 days ago
Summary

The SearchEngine component in olivier-ls PHP-FTS versions up to 1.1.3 can incorrectly compare filter data, allowing an attacker to trigger unexpected behavior from outside the network. This could let a remote user influence how searches are processed. Update the library to version 1.1.4 as soon as possible to fix the problem.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
olivier-ls php-fts 1.1.0
Original advisory text
olivier-ls PHP-FTS Filter Matching SearchEngine.php matchesSingleFilter comparison
A vulnerability has been found in olivier-ls PHP-FTS up to 1.1.3. This affects the function SearchEngine::matchesSingleFilter of the file src/SearchEngine.php of the component Filter Matching. The manipulation leads to incorrect comparison. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. Upgrading to version 1.1.4 is able to mitigate this issue. The identifier of the patch is 0b2fae333d6b022da7ed4c43e2d41aa03f91dff3. It is suggested to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
2.1 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-697Incorrect Comparison
Timeline
Published20 Sep 2026
Updated19 Oct 2026
First seen20 Sep 2026
Sources
CVE-2026-93957 · NVD
CVE-2026-93957 · OSV
CVE-2026-93957 · MITRE
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