# Studio-42 vulnerabilities

Source: https://junglewise.ai/threats/vendors/studio-42  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/studio-42.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Studio-42: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-81891, was published on 31 August 2026. Nothing was published in the last eight weeks. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 3
- All time: 4 (0 critical, 0 exploited in the wild)

## About Studio-42

Russian software development company.

## Latest Studio-42 vulnerabilities

- [CVE-2026-81891: elFinder ZIP extraction MIME filter bypass allowing PHP upload](https://junglewise.ai/threats/cve-2026-81891-elfinder-zip-extraction-mime-filter-bypass-allowing-php-upload) (high, CVSS 8.1, published 31 Aug 2026)
- [CVE-2026-81890: elFinder CSRF in netmount allows forced FTP mounts](https://junglewise.ai/threats/cve-2026-81890-elfinder-csrf-in-netmount-allows-forced-ftp-mounts) (medium, CVSS 5.4, published 31 Aug 2026)
- [CVE-2026-81889: elFinder SSRF protection bypass via DNS rebinding](https://junglewise.ai/threats/cve-2026-81889-elfinder-ssrf-protection-bypass-via-dns-rebinding) (high, CVSS 8.6, published 31 Aug 2026)
- [CVE-2026-44521: Studio-42 elFinder SQL injection in elFinderVolumeMySQL](https://junglewise.ai/threats/cve-2026-44521-studio-42-elfinder-sql-injection-in-elfindervolumemysql) (high, CVSS 8.8, published 27 May 2026)

## Most severe Studio-42 vulnerabilities

- [CVE-2026-44521: Studio-42 elFinder SQL injection in elFinderVolumeMySQL](https://junglewise.ai/threats/cve-2026-44521-studio-42-elfinder-sql-injection-in-elfindervolumemysql) (high, CVSS 8.8, published 27 May 2026)
- [CVE-2026-81889: elFinder SSRF protection bypass via DNS rebinding](https://junglewise.ai/threats/cve-2026-81889-elfinder-ssrf-protection-bypass-via-dns-rebinding) (high, CVSS 8.6, published 31 Aug 2026)
- [CVE-2026-81891: elFinder ZIP extraction MIME filter bypass allowing PHP upload](https://junglewise.ai/threats/cve-2026-81891-elfinder-zip-extraction-mime-filter-bypass-allowing-php-upload) (high, CVSS 8.1, published 31 Aug 2026)
- [CVE-2026-81890: elFinder CSRF in netmount allows forced FTP mounts](https://junglewise.ai/threats/cve-2026-81890-elfinder-csrf-in-netmount-allows-forced-ftp-mounts) (medium, CVSS 5.4, published 31 Aug 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 3 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Studio-42 technologies

- [Studio-42 elFinder](https://junglewise.ai/threats/technologies/elfinder): 4 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Studio-42 vulnerabilities", https://junglewise.ai/threats/vendors/studio-42, 9 November 2026.