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CVE-2023-3736

17
FAUCET Score

CVE-2023-3736 describes an inappropriate implementation in Google Chrome's Custom Tabs on Android, allowing a remote attacker to leak cross-origin data through a specially crafted HTML page. This vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack requiring user interaction, with a low impact on confidentiality and no impact on integrity or availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 115.0.5790.98CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
>= 115.0.5790.98, < 115.0.5790.98CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.64%
Probability of exploitation in next 30 days
EPSS Percentile
46.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0063 is in the 50th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 115.0.1901.183
googlevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2023-Jul/CVE-2023-3736

Chromium: CVE-2023-3736 Inappropriate implementation in Custom Tabs

Jul 11, 2023

References

chromereleases.googleblog.com / 2023/07/stable-channel-update-for-desktop.html
Release NotesVendor Advisory
crbug.com / 1434438
ExploitIssue TrackingVendor Advisory
lists.fedoraproject.org / archives/list/[email protected]/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ
security.gentoo.org / glsa/202401-34