# Symfony Mime vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Symfony Mime: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-45070, was published on 14 July 2026.

## Counts

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

## About Symfony Mime

A PHP library for manipulating MIME messages.

## Latest Symfony Mime vulnerabilities

- [CVE-2026-45070: Symfony Mime CRLF injection in ParameterizedHeader](https://junglewise.ai/threats/cve-2026-45070-symfony-mime-crlf-injection-in-parameterizedheader) (medium, CVSS 4, published 14 Jul 2026)
- [CVE-2026-45067: Symfony Mime CRLF injection in Address constructor](https://junglewise.ai/threats/cve-2026-45067-symfony-mime-crlf-injection-in-address-constructor) (high, CVSS 4, published 14 Jul 2026)
- [CVE-2017-16138: mime regular expression denial of service](https://junglewise.ai/threats/cve-2017-16138-mime-regular-expression-denial-of-service) (low, CVSS 3, published 20 Jul 2018)

## Most severe Symfony Mime vulnerabilities

- [CVE-2026-45067: Symfony Mime CRLF injection in Address constructor](https://junglewise.ai/threats/cve-2026-45067-symfony-mime-crlf-injection-in-address-constructor) (high, CVSS 4, published 14 Jul 2026)
- [CVE-2026-45070: Symfony Mime CRLF injection in ParameterizedHeader](https://junglewise.ai/threats/cve-2026-45070-symfony-mime-crlf-injection-in-parameterizedheader) (medium, CVSS 4, published 14 Jul 2026)
- [CVE-2017-16138: mime regular expression denial of service](https://junglewise.ai/threats/cve-2017-16138-mime-regular-expression-denial-of-service) (low, CVSS 3, published 20 Jul 2018)

## 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 | 0 | 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 |

## Other Symfony technologies

- [Symfony HtmlSanitizer](https://junglewise.ai/threats/technologies/htmlsanitizer): 9 vulnerabilities
- [Symfony Yaml Component](https://junglewise.ai/threats/technologies/yaml): 8 vulnerabilities
- [Symfony Security HTTP](https://junglewise.ai/threats/technologies/security-http): 5 vulnerabilities
- [Symfony UX Live Component](https://junglewise.ai/threats/technologies/ux-live-component): 4 vulnerabilities
- [Symfony Http Foundation](https://junglewise.ai/threats/technologies/http-foundation): 3 vulnerabilities
- [Symfony HttpClient](https://junglewise.ai/threats/technologies/httpclient): 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, "Symfony Mime vulnerabilities", https://junglewise.ai/threats/technologies/mime, 9 November 2026.