CVE-2024-23330: Tuta is an encrypted email service

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MEDIUM 5.3REMOTEUPGRADE

CVE-2024-23330 is a medium-severity flaw (CVSS 5.3) affecting tutanota. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tuta is an encrypted email service. In versions prior to 119.10, an attacker can attach an image in a html mail which is loaded from external resource in the default setting, which should prevent loading of external resources. When displaying emails containing external content, they should be loaded by default only after confirmation by the user. However, it could be recognized that certain embedded images (see PoC) are loaded, even though the "A

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-918
Published	2024-01-23
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: tuta

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-01-23 18:15 UTCPublished CVE record published
2026-06-17 07:12 UTCUpdated Record last modified

tuta tutanota UPGRADE

Affected: < 119.10

Fixed in: 119.10

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls tutanota

2. UPGRADE to 119.10

npm install tutanota@">=119.10"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-23330?

tutanota: upgrade to 119.10. Exact commands for each OS are on this page.

Is CVE-2024-23330 being exploited?

CVE-2024-23330 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-23330 affect?

CVE-2024-23330 affects tutanota. Severity is medium (CVSS 5.3). Tuta is an encrypted email service. In versions prior to 119.10, an attacker can attach an image in a html mail which is loaded from external resource in the default setting, which should prevent loading of external resources. When displayi

How urgent is CVE-2024-23330?

Priority 39/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-23655 HIGH 7.5 UPGRADE Tuta is an encrypted email service
CVE-2023-46116 CRITICAL 9.3 UPGRADE Tutanota (Tuta Mail) is an encrypted email provider

References

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