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Bluestacks CVE-2019-25548

| EUVDEUVD-2019-19844 MEDIUM
Return of Pointer Value Outside of Expected Range (CWE-466)
2026-03-21 VulnCheck GHSA-g2vx-5j3p-8xhf
6.9
CVSS 4.0 · Vendor: VulnCheck
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Return of pointer to local buffer
Impact

CVSS score of 6.9 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.01%.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 21, 2026

BlueStacks 4.80.0.1060 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input to the search field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Earlier versions of this analysis (1)
v1 Mar 21, 2026 - 13:00 CVSS 6.2

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected VersionsENISA

BlueStacks 4.80.0.1060

Affected Packages

euvd bluestacks no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-466. BlueStacks 4.80.0.1060 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input to the search field. Attackers can paste a buffer of 100,000 'A' characters into the search field and trigger a search operation to cause the application to crash. Affected products include: Bluestacks.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (VulnCheck) PRIMARY 6.9 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (VulnCheck) · only source for this CVE.

CVSS VectorVendor: VulnCheck

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
None
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

4
CVSS changed
Apr 16, 2026 - 18:07 NVD
6.2 (MEDIUM) 6.9 (MEDIUM)
PoC Detected
Mar 23, 2026 - 14:31 vuln.today
Public exploit code
CVE Published
Mar 21, 2026 - 12:46 nvd
MEDIUM 6.2
CVE Published
Mar 21, 2026 - 12:46 cve.org
MEDIUM 6.9

DescriptionCVE.org

BlueStacks 4.80.0.1060 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input to the search field. Attackers can paste a buffer of 100,000 'A' characters into the search field and trigger a search operation to cause the application to crash.

Executive ViewAI

Why It Matters

Organizations using BlueStacks 4.80.0.1060 should be aware of moderate risk from CVE-2019-25548 rated CVSS 6.2. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.0%
Top 98% exploitable
Exploit
POC
Public exploit code exists
Data Quality
6 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.0%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Defer
Exploitation
Poc
System Exposure· derived
Small
Automatable
No
Human Impact
Low
Technical Impact
Partial

Priority Score

54
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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