# Axllent Mailpit vulnerabilities

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

Junglewise Threat Intelligence has tracked 11 vulnerabilities in Axllent Mailpit: 0 in the last 7 days and 5 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-84697, was published on 2 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 5
- All time: 11 (0 critical, 0 exploited in the wild)

## About Axllent Mailpit

Lightweight email and SMTP testing server that captures and displays sent messages.

## Latest Axllent Mailpit vulnerabilities

- [CVE-2026-84697: Mailpit IsInternalIP SSRF bypass for Azure WireServer and RFC 2765/6145 IPv6](https://junglewise.ai/threats/cve-2026-84697-mailpit-isinternalip-ssrf-bypass-for-azure-wireserver-and-rfc) (medium, CVSS 5.3, published 2 Sep 2026)
- [CVE-2026-67448: Axllent Mailpit WebSocket origin check bypass via percent-encoded path](https://junglewise.ai/threats/cve-2026-67448-axllent-mailpit-websocket-origin-check-bypass-via-percent-encoded) (medium, CVSS 6.5, published 20 Aug 2026)
- [CVE-2026-67447: Mailpit SMTP DATA reader unbounded line buffering denial of service](https://junglewise.ai/threats/cve-2026-67447-mailpit-smtp-data-reader-unbounded-line-buffering-denial-of) (medium, CVSS 5.3, published 20 Aug 2026)
- [CVE-2026-67446: Mailpit thumbnail generation unbounded image dimension decode](https://junglewise.ai/threats/cve-2026-67446-mailpit-thumbnail-generation-unbounded-image-dimension-decode) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-67445: Mailpit SMTP command parser unbounded buffering denial of service](https://junglewise.ai/threats/cve-2026-67445-mailpit-smtp-command-parser-unbounded-buffering-denial-of-service) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-48824: axllent Mailpit memory exhaustion DoS in multiple API endpoints](https://junglewise.ai/threats/cve-2026-48824-axllent-mailpit-memory-exhaustion-dos-in-multiple-api-endpoints) (medium, CVSS 5.3, published 20 Jul 2026)
- [CVE-2026-45713: axllent Mailpit denial of service via unbounded message size](https://junglewise.ai/threats/cve-2026-45713-axllent-mailpit-denial-of-service-via-unbounded-message-size) (high, CVSS 7.5, published 20 Jul 2026)
- [CVE-2026-45712: axllent Mailpit denial of service via race condition in proxy handler](https://junglewise.ai/threats/cve-2026-45712-axllent-mailpit-denial-of-service-via-race-condition-in-proxy) (medium, CVSS 5.9, published 20 Jul 2026)
- [CVE-2026-45711: axllent Mailpit path traversal in mailpit dump command](https://junglewise.ai/threats/cve-2026-45711-axllent-mailpit-path-traversal-in-mailpit-dump-command) (medium, CVSS 5.9, published 20 Jul 2026)
- [CVE-2026-45709: Axllent Mailpit SSRF in HTML Check API](https://junglewise.ai/threats/cve-2026-45709-axllent-mailpit-ssrf-in-html-check-api) (medium, CVSS 5.8, published 20 Jul 2026)
- [CVE-2026-55187: axllent Mailpit SSRF bypass in Link Check API via IPv6 transition forms](https://junglewise.ai/threats/cve-2026-55187-axllent-mailpit-ssrf-bypass-in-link-check-api-via-ipv6-transition) (medium, CVSS 5.8, published 10 Jul 2026)

## Most severe Axllent Mailpit vulnerabilities

- [CVE-2026-45713: axllent Mailpit denial of service via unbounded message size](https://junglewise.ai/threats/cve-2026-45713-axllent-mailpit-denial-of-service-via-unbounded-message-size) (high, CVSS 7.5, published 20 Jul 2026)
- [CVE-2026-67446: Mailpit thumbnail generation unbounded image dimension decode](https://junglewise.ai/threats/cve-2026-67446-mailpit-thumbnail-generation-unbounded-image-dimension-decode) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-67445: Mailpit SMTP command parser unbounded buffering denial of service](https://junglewise.ai/threats/cve-2026-67445-mailpit-smtp-command-parser-unbounded-buffering-denial-of-service) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-67448: Axllent Mailpit WebSocket origin check bypass via percent-encoded path](https://junglewise.ai/threats/cve-2026-67448-axllent-mailpit-websocket-origin-check-bypass-via-percent-encoded) (medium, CVSS 6.5, published 20 Aug 2026)
- [CVE-2026-45711: axllent Mailpit path traversal in mailpit dump command](https://junglewise.ai/threats/cve-2026-45711-axllent-mailpit-path-traversal-in-mailpit-dump-command) (medium, CVSS 5.9, published 20 Jul 2026)
- [CVE-2026-45712: axllent Mailpit denial of service via race condition in proxy handler](https://junglewise.ai/threats/cve-2026-45712-axllent-mailpit-denial-of-service-via-race-condition-in-proxy) (medium, CVSS 5.9, published 20 Jul 2026)
- [CVE-2026-55187: axllent Mailpit SSRF bypass in Link Check API via IPv6 transition forms](https://junglewise.ai/threats/cve-2026-55187-axllent-mailpit-ssrf-bypass-in-link-check-api-via-ipv6-transition) (medium, CVSS 5.8, published 10 Jul 2026)
- [CVE-2026-45709: Axllent Mailpit SSRF in HTML Check API](https://junglewise.ai/threats/cve-2026-45709-axllent-mailpit-ssrf-in-html-check-api) (medium, CVSS 5.8, published 20 Jul 2026)
- [CVE-2026-48824: axllent Mailpit memory exhaustion DoS in multiple API endpoints](https://junglewise.ai/threats/cve-2026-48824-axllent-mailpit-memory-exhaustion-dos-in-multiple-api-endpoints) (medium, CVSS 5.3, published 20 Jul 2026)
- [CVE-2026-67447: Mailpit SMTP DATA reader unbounded line buffering denial of service](https://junglewise.ai/threats/cve-2026-67447-mailpit-smtp-data-reader-unbounded-line-buffering-denial-of) (medium, CVSS 5.3, published 20 Aug 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 4 | 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 | 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 |

## 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, "Axllent Mailpit vulnerabilities", https://junglewise.ai/threats/technologies/mailpit, 9 November 2026.