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CVE-2020-23349

HighPublished

An intent redirection issue was doscovered in Sina Weibo Android SDK 4.2.7 (com.sina.weibo.sdk.share.WbShareTransActivity), any unexported Activities could...

Published: Apr 5, 2022
Updated: Aug 4, 2024
Assigning CNA: mitre
Evidence observed: Aug 10, 2026

Primary CVSS

7.5/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

0.8%

Low · next 30 days

Percentile: 54.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

An intent redirection issue was doscovered in Sina Weibo Android SDK 4.2.7 (com.sina.weibo.sdk.share.WbShareTransActivity), any unexported Activities could be started by the com.sina.weibo.sdk.share.WbShareTransActivity.

Sources

CVE-2020-23349_LabPoC
Educational Android lab for CVE-2020-23349 in Sina Weibo SDK 4.2.7

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