CVE-2025-27247

Local information disclosure via pasteboard permission bypass

Published Jun 8, 2025 · Updated Jun 9, 2025

Improper permission preservation in OpenHarmony Pasteboard 5.0.1 through 5.0.3 allows local users to disclose sensitive information. The pasteboard module mishandles permission preservation during permission retrieval; OpenHarmony has not published the affected function or exact validation error. Low privileges are required, no user interaction is needed, and the documented consequence is limited to confidentiality loss.

CVSS severity5.5
Medium
EPSS probability0.13%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper permission preservation in OpenHarmony Pasteboard 5.0.1 through 5.0.3 allows local users to disclose sensitive information. The pasteboard module mishandles permission preservation during permission retrieval; OpenHarmony has not published the affected function or exact validation error. Low privileges are required, no user interaction is needed, and the documented consequence is limited to confidentiality loss.

The record

CVE
CVE-2025-27247
Published
Jun 8, 2025
Updated
Jun 9, 2025
Vendor
OpenHarmony
Product
OpenHarmony
Classifications
CWE-281, T1115
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 8, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 9, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=v5.0.1 <=v5.0.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

OpenHarmony · OpenHarmonyversion=v5.0.1 <=v5.0.3

Published CVSS scores

5.5OpenHarmonyCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-281Improper Preservation of Permissions
T1115Clipboard Data

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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