CVE-2011-4864 — The Tencent MobileQQ (com.tencent.mobileqq) application 2.2 for Android does not properly protect data, which allows remote attackers to read or modify messages and a friends list via a crafted application

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MEDIUM

The Tencent MobileQQ (com.tencent.mobileqq) application 2.2 for Android does not properly protect data, which allows remote attackers to read or modify messages and a friends list via a crafted application

Published Jan 25, 2012

5.8

MEDIUM

CVSS 2.0

EPSS 0.96%

Description

The Tencent MobileQQ (com.tencent.mobileqq) application 2.2 for Android does not properly protect data, which allows remote attackers to read or modify messages and a friends list via a crafted application.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.96% 0.00959

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00959

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (14 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.96% (0.00959)	60.11th	v5 (v2026.06.15)
Jun 15, 2026	1.04% (0.01045)	59.55th	v5 (v2026.06.15)
Mar 17, 2025	0.24% (0.00243)	45.64th	v4 (v2025.03.14)
Dec 12, 2024	0.20% (0.00197)	58.54th	v3 (v2023.03.01)
May 10, 2024	0.10% (0.00097)	40.27th	v3 (v2023.03.01)
Apr 25, 2024	0.09% (0.00091)	38.25th	v3 (v2023.03.01)
Mar 15, 2024	0.08% (0.00077)	31.38th	v3 (v2023.03.01)
Feb 8, 2024	0.07% (0.00070)	28.42th	v3 (v2023.03.01)
Aug 24, 2023	0.20% (0.00197)	56.82th	v3 (v2023.03.01)
Mar 7, 2023	0.24% (0.00235)	59.78th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (1)

http://www4.comp.polyu.edu.hk/~appsec/bugs/CVE-2011-4864-vulnerability-in-MobileQQ.html
x_refsource_MISC

Link	Providers	Tags
http://www4.comp.polyu.edu.hk/~appsec/bugs/CVE-2011-4864-vulnerability-in-MobileQQ.html		x_refsource_MISC

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jan 25, 2012

Updated Sep 17, 2024

Reserved Dec 19, 2011

Link CVE-2011-4864

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2011-4864

Red Hat

Severity n/a

Public date n/a

Links CVE-2011-4864