CVE-2026-109618CWE-1325CWE-416CWE-755CWE-824

CVE-2026-109618

Critical · published October 21, 2026

CVSS v3.1
9.8
EPSS
12%
Percentile
96.1
In the wild
Unconfirmed
What it is

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).

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
9.2 · 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
EPSS
0.11841 · 96.1th percentile
Weaknesses
CWE-1325 · Improperly Controlled Sequential Memory Allocation; CWE-416 · Use After Free; CWE-755 · Improper Handling of Exceptional Conditions; CWE-824 · Access of Uninitialized Pointer
Published
2026-10-21T18:17Z
Affected products (298)
ProductVersionsFixed in
php/php≥ 7.3.0, < 8.2.358.2.35
php/php≥ 8.3.0, < 8.3.368.3.36
php/php≥ 8.4.0, < 8.4.278.4.27
php/php≥ 8.5.0, < 8.5.128.5.12
siemens/ruggedcom_ape1808_firmwareall versions—
paloaltonetworks/pan-os≥ 10.2.0, < 10.2.710.2.7
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-os≥ 11.1.0, < 11.1.411.1.4
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-os≥ 11.2.0, < 11.2.411.2.4
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-os≥ 12.1.0, < 12.1.412.1.4
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-os≥ 12.2.0, < 12.2.412.2.4
paloaltonetworks/pan-osall versions—
paloaltonetworks/pan-osall versions—
paloaltonetworks/panorama_virtual_applianceall versions—
paloaltonetworks/pan-osall versions—
References (5)
EPSS history
Timeline
  • 23 OCT 03:54Z
    EPSS moved — → 5%
    epss
  • 21 OCT 13:48Z
    RCE via OOM corruption
    cvelistv5
  • 21 OCT 13:48Z
    RCE via OOM corruption
    cvelistv5