CVE-2026-15587
Privilege Escalation in Google SecOps (Chronicle SOAR) via Crafted Authentication Header
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on Google Cloud Platform allows an authenticated attacker to escalate privileges to system-level administrative access using a crafted internal authentication header.
This vulnerability was patched with version 6.3.85, and no customer action is needed.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Privilege Escalation in Google SecOps (Chronicle SOAR) via Crafted Authentication Header
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on Google Cloud Platform allows an authenticated attacker to escalate privileges to system-level administrative access using a crafted internal authentication header.
This vulnerability was patched with version 6.3.85, and no customer action is needed.
- Record
CVE-2026-15587- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear - Weakness
- CWE-346
- Updated
- 2026-11-02
EUVDEUVD-2026-53390
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on Google Cloud Platform allows an authenticated attacker to escalate privileges to system-level administrative access using a crafted internal authentication header.
This vulnerability was patched with version 6.3.85, and no customer action is needed.
- Record
EUVD-2026-53390- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-54qh-3v8w-mm9c
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on...
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on Google Cloud Platform allows an authenticated attacker to escalate privileges to system-level administrative access using a crafted internal authentication header.
This vulnerability was patched with version 6.3.85, and no customer action is needed.
- Record
GHSA-54qh-3v8w-mm9c- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:Clear - Weakness
- CWE-346
- Updated
- 2026-11-02
NVD
Improper Privilege Management in Google SecOps (Chronicle SOAR) versions prior to 6.3.85 on Google Cloud Platform allows an authenticated attacker to escalate privileges to system-level administrative access using a crafted internal authentication header.
This vulnerability was patched with version 6.3.85, and no customer action is needed.
- Record
CVE-2026-15587- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:Clear - Weakness
- CWE-346
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-15587 is a critical vulnerability (CVSS 9.4) in Google Cloud Secops (chronicle Soar), published August 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 13th percentile. No source names a fixed version.