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01 Record

CVE-2026-15810

Cross-Site Scripting (XSS) in Looker allows Admin Account Takeover

HighPUBLISHEDCNA: GoogleCloud
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber

02 Description

Cross-Site Scripting (XSS) in Looker allows Admin Account Takeover

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.45% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 39.0% of scored records. A rank, not a probability.
NVD base score
8.7 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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:Amber
NVD analysis status
Awaiting Analysis. NVD last modified this record on 2026-10-24.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-07-24 11:04Z3 MO AGO
Last updated
2026-07-24 12:35Z3 MO AGO
Reserved
2026-07-15
Assigning CNA
GoogleCloud
Record state
PUBLISHED
Severity
High (CVSS 8.7)
CNA CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber
Weaknesses
  • CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
Data version
5.2
Document digest
43d76c7fb1671b0e517e8991a422188e4d0b74264b9b3fa8a989fbcdb4eb20fd

05 Affected products

VendorProductVersionsPlatforms
Google CloudLooker0 to < 25.6.103, 0 to < 25.12.65, 0 to < 25.18.68, 0 to < 26.0.66, 0 to < 26.2.47, 0 to < 26.4.36, 0 to < 26.6.28, 0 to < 26.8.7Looker-hosted, Self-hosted

06 References

07 Remediation

This vulnerability has been mitigated for Looker-hosted instances, and no user action is required. For Self-hosted Looker instances, customers should upgrade to one of the patched versions or later: 25.6.103+, 25.12.65+, 25.18.68+, 26.0.66+, 26.2.47+, 26.4.36+, 26.6.28+, or 26.8.7+.