CVE-2023-27577: Path Traversal Vulnerability in `LESS` Parser allows reading of sensitive server files

medium Affects flarum/core. Feed 2026.10.29.1, updated 2026-10-28; published 2023-03-13; advisory modified 2026-09-10.

Path Traversal Vulnerability in `LESS` Parser allows reading of sensitive server files

Package: flarum/core Composer
Affected versions: <1.7.0
Fixed in: 1.7.0
Severity: medium CVSS 6.5
Exploitation: not on CISA KEV · EPSS 1% (58.1th percentile)
Published: 2023-03-13
Source: osv.dev

References

CWE-22

NVD record flarum/core advisories

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