# C4illin vulnerabilities

Source: https://junglewise.ai/threats/vendors/c4illin  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/c4illin.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in C4illin: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-59977, was published on 12 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 3 (0 critical, 0 exploited in the wild)

## Latest C4illin vulnerabilities

- [CVE-2026-59977: ConvertX CSRF in file deletion endpoint](https://junglewise.ai/threats/cve-2026-59977-convertx-is-a-self-hosted-file-conversion-service-prior-to-0-18-0) (high, CVSS 8.1, published 12 Oct 2026)
- [CVE-2026-85618: ConvertX xelatex arbitrary file read via LaTeX input directives](https://junglewise.ai/threats/cve-2026-85618-convertx-xelatex-arbitrary-file-read-via-latex-input-directives) (medium, CVSS 6.5, published 4 Sep 2026)
- [CVE-2025-66449: ConvertXis a self-hosted online file converter. In versions prior to 0.16.0, the endpoint `/upload` allows an…](https://junglewise.ai/threats/cve-2025-66449-convertxis-a-self-hosted-online-file-converter-in-versions-prior) (high, CVSS 8.8, published 16 Dec 2025)

## Most severe C4illin vulnerabilities

- [CVE-2025-66449: ConvertXis a self-hosted online file converter. In versions prior to 0.16.0, the endpoint `/upload` allows an…](https://junglewise.ai/threats/cve-2025-66449-convertxis-a-self-hosted-online-file-converter-in-versions-prior) (high, CVSS 8.8, published 16 Dec 2025)
- [CVE-2026-59977: ConvertX CSRF in file deletion endpoint](https://junglewise.ai/threats/cve-2026-59977-convertx-is-a-self-hosted-file-conversion-service-prior-to-0-18-0) (high, CVSS 8.1, published 12 Oct 2026)
- [CVE-2026-85618: ConvertX xelatex arbitrary file read via LaTeX input directives](https://junglewise.ai/threats/cve-2026-85618-convertx-xelatex-arbitrary-file-read-via-latex-input-directives) (medium, CVSS 6.5, published 4 Sep 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 1 | 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 | 1 | 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 |

## C4illin technologies

- [C4illin ConvertX](https://junglewise.ai/threats/technologies/convertx): 3 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, "C4illin vulnerabilities", https://junglewise.ai/threats/vendors/c4illin, 12 November 2026.