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CVE-2026-34853

26
FAUCET Score

CVE-2026-34853 is a permission bypass vulnerability affecting the LBS (Location-Based Services) module that allows unauthenticated attackers to circumvent access controls. The vulnerability carries a CVSS score of 7.5 (HIGH) with a network-based attack vector requiring low complexity and no user interaction, making it relatively straightforward to exploit remotely. The primary impact is on availability, as successful exploitation could disrupt service functionality, though confidentiality and integrity are not compromised. The vulnerability currently has a low exploitation probability score (EPSS 0.000050000) and is not listed on the CISA Known Exploited Vulnerabilities catalog, indicating no active exploitation in the wild at this time. With a FAUCET Risk Score of 48/100 and inactive status on industry hot lists, this represents a moderate-priority vulnerability requiring patching but not suggesting imminent widespread attacks.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0CPE matchmatch criteria
cpe:2.3:o:huawei:harmonyos:4.0.0:*:*:*:*:*:*:*
4.2.0CPE matchmatch criteria
cpe:2.3:o:huawei:harmonyos:4.2.0:*:*:*:*:*:*:*
4.3.0CPE matchmatch criteria
cpe:2.3:o:huawei:harmonyos:4.3.0:*:*:*:*:*:*:*
4.3.1CPE matchmatch criteria
cpe:2.3:o:huawei:harmonyos:4.3.1:*:*:*:*:*:*:*
14.0.0CPE matchmatch criteria
cpe:2.3:o:huawei:emui:14.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.7HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.1
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.17%
Probability of exploitation in next 30 days
EPSS Percentile
6.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0017 is in the 0th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

consumer.huawei.com / en/support/bulletin/2026/4
Vendor Advisory
consumer.huawei.com / en/support/bulletinvision/2026/4
Vendor Advisory