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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2026-30880

baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has an OS command injection vulnerability in the installer. This issue has been patched in version 5.2.3.

CVSS 9.2 · CriticalBuzz score 23.9

Buzz score

Why this CVE is surfacing

Buzz score total 23.9

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 13.9 · diversity 10.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
10.0
2 sources across 2 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first

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
No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence
  • CVE-2026-30877

    baserCMS is a website development framework. Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality. Due to this issue, an authenticate…

    CVSS 9.1 · Critical
    3 mentions
  • CVE-2026-21861

    baserCMS is a website development framework. Prior to version 5.2.3, baserCMS contains an OS command injection vulnerability in the core update functionality. An authenticated adm…

    CVSS 9.1 · Critical
    3 mentions
  • CVE-2023-51450

    baserCMS is a website development framework. Prior to version 5.0.9, there is an OS Command Injection vulnerability in the site search feature of baserCMS. Version 5.0.9 contains…

    CVSS 5.6 · Medium
  • CVE-2021-41243

    There is a Potential Zip Slip Vulnerability and OS Command Injection Vulnerability on the management system of baserCMS. Users with permissions to upload files may upload crafted…

    CVSS 9.1 · Critical
  • CVE-2021-20682

    baserCMS versions prior to 4.4.5 allows a remote attacker with an administrative privilege to execute arbitrary OS commands via unspecified vectors.

    CVSS 7.2 · High
  • CVE-2018-0569

    baserCMS (baserCMS 4.1.0.1 and earlier versions, baserCMS 3.0.15 and earlier versions) allows remote authenticated attackers to execute arbitrary OS commands via unspecified vecto…

    CVSS 8.8 · High