CVE-2012-5828Public exploitNetwork attack vector

Local file disclosure via trusted HTML context

Published Feb 10, 2020 · Updated Aug 6, 2024

Information disclosure in the BlackBerry PlayBook browser before 2.1 allows remote attackers to read local files via a crafted HTML attachment. A downloaded attachment executes attacker-supplied JavaScript in the browser's trusted local context, exposing files readable by the browser process. Exploitation requires a recipient to open the attachment; the demonstrated consequence is limited to file disclosure.

CVSS severity6.5
Medium
EPSS probability2.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in the BlackBerry PlayBook browser before 2.1 allows remote attackers to read local files via a crafted HTML attachment. A downloaded attachment executes attacker-supplied JavaScript in the browser's trusted local context, exposing files readable by the browser process. Exploitation requires a recipient to open the attachment; the demonstrated consequence is limited to file disclosure.

The record

CVE
CVE-2012-5828
Published
Feb 10, 2020
Updated
Aug 6, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200, T1204.002, T1005
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 10, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 6, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
4.3NIST NVDAV:N/AC:M/Au:N/C:P/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1204.002Malicious File
T1005Data from Local System

Public exploit references

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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