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CVE-2026-109618

critical · 9.2

A public exploit / detection template exists

Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →

PHP uses longjmp() for out-of-memory (OOM) errors to exit the current context and abort handling of the request. Some contexts may not properly account for this scenario and leave request memory in an uninitialized state before performing an allocation. The subsequent request cleanup procedure may read or branch on this memory. Multiple OOM strategies can consistently trigger this condition and lead to remote code execution (RCE).

9.2
CVSS
100.0%
EPSS (exploit prob.)
100th
EPSS percentile
2026-10-21
Published

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-416CWE-755CWE-824CWE-1325

Affected products

VendorProductAffected versions
phpphp>= 7.3.0, < 8.2.35
phpphp>= 8.3.0, < 8.3.36
phpphp>= 8.4.0, < 8.4.27
phpphp>= 8.5.0, < 8.5.12
siemensruggedcom_ape1808_firmwareall versions
siemensruggedcom_ape1808all versions
paloaltonetworkspan-os>= 10.2.0, < 10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.7
paloaltonetworkspan-os10.2.8
paloaltonetworkspan-os10.2.9

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-109618