CVE-2026-114398: Trudesk through 1.2.11 contains an unrestricted file upload vulnerability that allows any authenticated user t

Q: How do I fix CVE-2026-114398?

trudesk: upgrade to newer than 1.2.11. Exact commands for each OS are on this page.

Q: Is CVE-2026-114398 being exploited?

CVE-2026-114398 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-114398 affect?

CVE-2026-114398 affects trudesk. Severity is medium (CVSS 5.4). Trudesk through 1.2.11 contains an unrestricted file upload vulnerability that allows any authenticated user to place HTML or SVG files in the public webroot via the uploadlogo, uploadpagelogo and uploadfavicon endpoints. Attackers can spoo

Q: How urgent is CVE-2026-114398?

Priority 26/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2026-114398 is a medium-severity flaw (CVSS 5.4) affecting trudesk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Trudesk through 1.2.11 contains an unrestricted file upload vulnerability that allows any authenticated user to place HTML or SVG files in the public webroot via the uploadlogo, uploadpagelogo and uploadfavicon endpoints. Attackers can spoof an image MIME type to upload script-bearing files served unauthenticated from /assets/, enabling stored cross-site scripting and replacement of instance branding.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-434
Published	2026-10-21
Last modified	2026-10-29

Publisher (CNA): VulnCheck · Vendor: trudesk project

Last updated 2026-10-29 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-21 13:18 UTCPublished CVE record published
2026-10-29 15:57 UTCUpdated Record last modified

trudesk project trudesk UPGRADE

Affected: <= 1.2.11

Fixed in: newer than 1.2.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy trudesk || rpm -q trudesk || trudesk --version

2. UPGRADE to newer than 1.2.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade trudesk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade trudesk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-114398?

trudesk: upgrade to newer than 1.2.11. Exact commands for each OS are on this page.

Is CVE-2026-114398 being exploited?

CVE-2026-114398 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-2026-114398 affect?

CVE-2026-114398 affects trudesk. Severity is medium (CVSS 5.4). Trudesk through 1.2.11 contains an unrestricted file upload vulnerability that allows any authenticated user to place HTML or SVG files in the public webroot via the uploadlogo, uploadpagelogo and uploadfavicon endpoints. Attackers can spoo

How urgent is CVE-2026-114398?

Priority 26/100. Public exploit reference

Related CVEs

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CVE-2026-114400 MEDIUM 5.9 UPGRADE Trudesk through 1.2.11 contains a missing authentication vulnerability that allows unauthenticated attackers t
CVE-2026-114401 MEDIUM 5.3 UPGRADE Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attac

References

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