# mpxj (RubyGems) vulnerabilities

Source: https://junglewise.ai/threats/technologies/mpxj  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/mpxj.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in mpxj (RubyGems): 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-2026-65829, was published on 22 September 2026. Nothing in the last four weeks, down from 2 vulnerabilities in the four before.

## Counts

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

## About mpxj (RubyGems)

Java library for reading and writing Microsoft Project files in various formats.

## Latest mpxj (RubyGems) vulnerabilities

- [CVE-2026-65829: MPXJ path traversal in Primavera P3 PRX and SureTrak STX readers](https://junglewise.ai/threats/cve-2026-65829-mpxj-path-traversal-in-primavera-p3-prx-and-suretrak-stx-readers) (medium, CVSS 5.3, published 22 Sep 2026)
- [CVE-2026-61570: MPXJ XXE vulnerability in MerlinReader](https://junglewise.ai/threats/cve-2026-61570-mpxj-xxe-vulnerability-in-merlinreader) (high, CVSS 7.5, published 22 Sep 2026)
- [CVE-2024-49771: PYSEC-2026-1681 - MPXJ has a Potential Path Traversal Vulnerability](https://junglewise.ai/threats/cve-2024-49771-mpxj-has-a-potential-path-traversal-vulnerability) (low, CVSS 3.1, published 7 Jul 2026)

## Most severe mpxj (RubyGems) vulnerabilities

- [CVE-2026-61570: MPXJ XXE vulnerability in MerlinReader](https://junglewise.ai/threats/cve-2026-61570-mpxj-xxe-vulnerability-in-merlinreader) (high, CVSS 7.5, published 22 Sep 2026)
- [CVE-2026-65829: MPXJ path traversal in Primavera P3 PRX and SureTrak STX readers](https://junglewise.ai/threats/cve-2026-65829-mpxj-path-traversal-in-primavera-p3-prx-and-suretrak-stx-readers) (medium, CVSS 5.3, published 22 Sep 2026)
- [CVE-2024-49771: PYSEC-2026-1681 - MPXJ has a Potential Path Traversal Vulnerability](https://junglewise.ai/threats/cve-2024-49771-mpxj-has-a-potential-path-traversal-vulnerability) (low, CVSS 3.1, published 7 Jul 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 2 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 2 | 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 |

## Other RubyGems technologies

- [actionpack (RubyGems)](https://junglewise.ai/threats/technologies/actionpack): 77 vulnerabilities
- [nokogiri (RubyGems)](https://junglewise.ai/threats/technologies/nokogiri): 69 vulnerabilities
- [rack (RubyGems)](https://junglewise.ai/threats/technologies/rack): 55 vulnerabilities
- [activerecord (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-activerecord): 26 vulnerabilities
- [rubygems-update (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-update): 25 vulnerabilities
- [puppet (RubyGems)](https://junglewise.ai/threats/technologies/puppet): 23 vulnerabilities
- [activesupport (RubyGems)](https://junglewise.ai/threats/technologies/activesupport): 20 vulnerabilities
- [actionview (RubyGems)](https://junglewise.ai/threats/technologies/actionview): 19 vulnerabilities
- [activestorage (RubyGems)](https://junglewise.ai/threats/technologies/activestorage): 19 vulnerabilities
- [camaleon_cms (RubyGems)](https://junglewise.ai/threats/technologies/camaleon-cms): 19 vulnerabilities
- [rails-html-sanitizer (RubyGems)](https://junglewise.ai/threats/technologies/rails-html-sanitizer): 18 vulnerabilities
- [loofah (RubyGems)](https://junglewise.ai/threats/technologies/loofah): 17 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, "mpxj (RubyGems) vulnerabilities", https://junglewise.ai/threats/technologies/mpxj, 13 November 2026.