MEDIUM
CVE-2026-28539
CWE-19Published: March 5, 2026· Updated: Mar 5, 2026
5.5
CVSS v3.1
EPSS:0.00%probability of exploitation in 30 daysPercentile:0.1th
Official Description
Data processing vulnerability in the certificate management module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
Technical Analysis
CVE-2026-28539 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
Huawei1 product
harmonyos
Source: NVD CPE · 2 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
https://consumer.huawei.com/en/support/bulletin/2026/3/Vendor Advisory
→
Quick Facts
CVE IDCVE-2026-28539
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-19
CISA KEVNo
EPSS (30d)0.00%
Affected1 vendor
PublishedMar 5, 2026
Related CVEs (CWE-19)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-28539 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.