Critical PHP Vulnerabilities in Oracle Linux Advisory ELSA-2026-62334 and ELSA-2026-61903

Oracle has issued important bug fix advisories for PHP vulnerabilities affecting Oracle Linux 8 and 9. The vulnerabilities include CVE-2026-17543, a SQL injection flaw, and CVE-2026-7260, which can cause crashes via recursive symlinks. These vulnerabilities impact PHP versions 7.4 and 8.2, respectively, and could potentially allow attackers to exploit systems if not patched. The SQL injection vulnerability was published on July 30, 2026, with a proof of concept released shortly after on August 4, 2026. Administrators are urged to apply the updates promptly to mitigate risks. The advisories emphasize the importance of keeping systems secure and up to date with the latest patches.

Key Points: • CVE-2026-17543 is a critical SQL injection vulnerability affecting PHP 7.4. • CVE-2026-7260 can cause crashes via recursive symlinks in PHP 8.2. • Both vulnerabilities require immediate patching to prevent exploitation.