CVE detail
CVE-2026-9521
A security vulnerability has been detected in fraillt bitsery up to 5.2.4. Affected is the function loadFromSharedState in the library include/bitsery/ext/std_smart_ptr.h. Such manipulation leads to improper validation of specified type of input. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 5.2.5 is able to address this issue. The name of the patch is 66d16516e24893bebc1c8af52bf2fe9ad0735061. Upgrading the affected component is advised.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 22.0 · diversity 8.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
8 source links · newest first
- https://vuldb.com/vuln/365541/ctivuldb.com
No excerpt available.
Exploitvuldb.comMay 26, 2026, 2:16 AM - https://vuldb.com/vuln/365541vuldb.com
No excerpt available.
Exploitvuldb.comMay 26, 2026, 2:16 AM - https://vuldb.com/submit/814457vuldb.com
No excerpt available.
Exploitvuldb.comMay 26, 2026, 2:16 AM No excerpt available.
Exploitgithub.comMay 26, 2026, 2:16 AMNo excerpt available.
Exploitgithub.comMay 26, 2026, 2:16 AMNo excerpt available.
Exploitgithub.comMay 26, 2026, 2:16 AM- https://github.com/fraillt/bitsery/github.com
No excerpt available.
Exploitgithub.comMay 26, 2026, 2:16 AM No excerpt available.
Exploitgist.github.comMay 26, 2026, 2:16 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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