CVE-2026-72696 - Grav CMS before 2.0.16 contains a symlink following vulnerability in Scheduler Job::createLockFile() that allows local attackers to overwrite arbitrary files by pre-creating symlinks at predictable lock file paths in the world-writable temp directory. Attackers can place a symlink at the predictable lock path pointing to any file the web server process can write to, and the next scheduled job run will follow the symlink and overwrite the target file's content with the job ID str - 漏洞详情

漏洞编号：CVE-2026-72696

风险等级：高危

漏洞来源：CVE

CVE 编号：CVE-2026-72696

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-59

发布/更新时间：2026-08-25 / 2026-08-27

漏洞描述

Grav CMS before 2.0.16 contains a symlink following vulnerability in Scheduler Job::createLockFile() that allows local attackers to overwrite arbitrary files by pre-creating symlinks at predictable lock file paths in the world-writable temp directory. Attackers can place a symlink at the predictable lock path pointing to any file the web server process can write to, and the next scheduled job run will follow the symlink and overwrite the target file's content with the job ID string.

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