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Google Chrome CVE-2026-13877

| EUVDEUVD-2026-40563 MEDIUM
Improper Input Validation (CWE-20)
2026-06-30 chrome-cve-admin@google.com GHSA-96cx-548v-f4qx
5.3
CVSS 3.1 · Vendor: google
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Severity by source

Vendor (google) PRIMARY
5.3 MEDIUM
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
vuln.today AI
5.3 MEDIUM

Network-delivered via crafted HTML (AV:N), AC:H for mandatory prior renderer compromise; C:H for process memory read; no integrity or availability impact.

3.1 AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
SUSE
MEDIUM
qualitative

Primary rating from Vendor (google).

CVSS VectorVendor: google

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

4
Analysis Generated
Jul 01, 2026 - 02:25 vuln.today
CVSS changed
Jul 01, 2026 - 02:22 NVD
5.3 (MEDIUM)
CVE Published
Jun 30, 2026 - 23:17 cve.org
UNKNOWN (no severity yet)
CVE Published
Jun 30, 2026 - 23:17 cve.org
MEDIUM 5.3

DescriptionCVE.org

Insufficient validation of untrusted input in ANGLE in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

AnalysisAI

Process memory disclosure in Google Chrome's ANGLE graphics abstraction layer (versions prior to 150.0.7871.47) enables a renderer-compromised attacker to read potentially sensitive data from process memory via a crafted HTML page. This is a post-exploitation, second-stage vulnerability: it cannot be triggered without a prior renderer process compromise, functioning as a chaining component rather than a standalone entry point. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Lure victim to attacker-controlled web page
Delivery
Exploit separate renderer process vulnerability
Exploit
Establish renderer process control
Execution
Deliver crafted HTML triggering ANGLE input validation flaw
Impact
Read sensitive data from process memory

Vulnerability AssessmentAI

Exploitation Exploitation has two mandatory prerequisites: (1) the attacker must have already compromised the Chrome renderer process through a separate, unrelated vulnerability - this is the condition encoded in the AC:H CVSS metric and explicitly stated in the CVE description; and (2) the victim user must visit a crafted HTML page (UI:R). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 vector (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N) scores 5.3, with AC:H accurately reflecting the hard prerequisite of prior renderer compromise - the single largest real-world risk limiter. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has already exploited a separate Chrome renderer vulnerability (e.g., a V8 JavaScript engine type confusion) pivots to delivering a crafted HTML page that triggers the ANGLE input validation flaw, causing the GPU abstraction layer to return out-of-bounds memory contents back to the attacker-controlled renderer. The disclosed memory could include sensitive data such as authentication tokens, decrypted content, or cryptographic keys from co-located process memory. …
Remediation The primary and definitive fix is upgrading Google Chrome to version 150.0.7871.47 or later, as documented in the Google stable channel advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

Vendor StatusVendor

SUSE

Severity: Moderate
Product Status
SUSE Package Hub 15 SP7 Fixed
openSUSE Tumbleweed Fixed
SUSE Package Hub 15 SP7 Affected

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CVE-2026-13877 vulnerability details – vuln.today

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