# OpenJS Foundation Morgan vulnerabilities

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

Junglewise Threat Intelligence has tracked 4 vulnerabilities in OpenJS Foundation Morgan: 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-2026-87859, was published on 11 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 4 (0 critical, 0 exploited in the wild)

## About OpenJS Foundation Morgan

Morgan is an HTTP request logger middleware for Node.js.

## Latest OpenJS Foundation Morgan vulnerabilities

- [CVE-2026-87859: morgan HTTP request logger log injection via unescaped double quote](https://junglewise.ai/threats/cve-2026-87859-morgan-http-request-logger-log-injection-via-unescaped-double) (medium, CVSS 5.3, published 11 Sep 2026)
- [CVE-2026-15603: Express.js morgan log forging via Unicode line separators](https://junglewise.ai/threats/cve-2026-15603-express-js-morgan-log-forging-via-unicode-line-separators) (medium, CVSS 5.3, published 28 Aug 2026)
- [CVE-2026-5078: OpenJS morgan log forgery via unneutralized :remote-user token](https://junglewise.ai/threats/cve-2026-5078-openjs-morgan-log-forgery-via-unneutralized-remote-user-token) (medium, CVSS 5.3, published 3 Jun 2026)
- [CVE-2019-5413: Morgan code injection in logging filter](https://junglewise.ai/threats/cve-2019-5413-morgan-code-injection-in-logging-filter) (low, CVSS 3, published 25 Mar 2019)

## Most severe OpenJS Foundation Morgan vulnerabilities

- [CVE-2026-5078: OpenJS morgan log forgery via unneutralized :remote-user token](https://junglewise.ai/threats/cve-2026-5078-openjs-morgan-log-forgery-via-unneutralized-remote-user-token) (medium, CVSS 5.3, published 3 Jun 2026)
- [CVE-2026-87859: morgan HTTP request logger log injection via unescaped double quote](https://junglewise.ai/threats/cve-2026-87859-morgan-http-request-logger-log-injection-via-unescaped-double) (medium, CVSS 5.3, published 11 Sep 2026)
- [CVE-2026-15603: Express.js morgan log forging via Unicode line separators](https://junglewise.ai/threats/cve-2026-15603-express-js-morgan-log-forging-via-unicode-line-separators) (medium, CVSS 5.3, published 28 Aug 2026)
- [CVE-2019-5413: Morgan code injection in logging filter](https://junglewise.ai/threats/cve-2019-5413-morgan-code-injection-in-logging-filter) (low, CVSS 3, published 25 Mar 2019)

## 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 | 1 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 1 | 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 |

## Other OpenJS Foundation technologies

- [OpenJS Foundation Node.js](https://junglewise.ai/threats/technologies/openjs-foundation-node-js): 18 vulnerabilities
- [OpenJS Foundation Multer](https://junglewise.ai/threats/technologies/multer): 14 vulnerabilities
- [OpenJS Foundation Undici](https://junglewise.ai/threats/technologies/openjs-foundation-undici): 12 vulnerabilities
- [OpenJS Foundation Electron](https://junglewise.ai/threats/technologies/openjs-foundation-electron): 11 vulnerabilities
- [OpenJS Foundation Body-Parser](https://junglewise.ai/threats/technologies/body-parser): 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, "OpenJS Foundation Morgan vulnerabilities", https://junglewise.ai/threats/technologies/morgan, 12 November 2026.