- Published
- Source
- Help Net Security
- Reported by
- 12 publishers
- Filed under
- Malware & exploits
- Vulnerabilities
- 2 CVEs
The PHP development team has released emergency security updates to fix PHP2Shell, two critical vulnerabilities (CVE-2026-109618 and CVE-2026-109619) that could let attackers execute code remotely on web servers without logging in. The fixes are in PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35, and the team is strongly urging all PHP users to update immediately. “These findings rank among the most severe vulnerabilities discovered in PHP, and arguably in software history. The underlying flaws had been present … More →…
If you run the affected product
- Find every instance – especially the ones reachable from the internet.
- Apply the vendor's patch or mitigation now: exploited flaws are fixed in days, not at the next patch cycle.
- Then check for signs it was used before you patched: web shells, new accounts, unusual outbound traffic.
More helpCISA's Known Exploited Vulnerabilities catalogue (opens in a new tab)
Also reported by 6 more publishers
The vulnerabilities in this story
CVE-2026-109618 in the NVD (opens in a new tab)
- CVSS9.8Critical
- CISA KEVNot listedno confirmed exploitation on CISA’s list (yet)
CVE-2026-109619 in the NVD (opens in a new tab)
- CVSS9.8Critical
- CISA KEVNot listedno confirmed exploitation on CISA’s list (yet)
Exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog (CC0). Exploit prediction: EPSS by FIRST. This product uses the NVD API but is not endorsed or certified by the NVD.
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