CVE-2024-10099: A stored cross-site scripting (XSS) vulnerability exists in comfyanonymous/comfyui version 0.2.2 and possibly

Routine

MEDIUM 6.1DOWNGRADE

CVE-2024-10099 is a medium-severity flaw (CVSS 6.1) affecting comfyui. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability exists in comfyanonymous/comfyui version 0.2.2 and possibly earlier. The vulnerability occurs when an attacker uploads an HTML file containing a malicious XSS payload via the `/api/upload/image` endpoint. The payload is executed when the file is viewed through the `/view` API endpoint, leading to potential execution of arbitrary JavaScript code.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-10-17
Last modified	2026-06-17

Publisher (CNA): huntr.dev · Vendor: comfy

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

Am I affected?

Timeline

2024-10-17 19:15 UTCPublished CVE record published
2026-06-17 06:54 UTCUpdated Record last modified

comfy comfyui DOWNGRADE

Affected: 0.2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.2.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.2.2 (Debian / Ubuntu)

apt-cache madison comfyui sudo apt install comfyui=<VERSION_BEFORE_0.2.2> sudo apt-mark hold comfyui

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list comfyui sudo dnf downgrade comfyui-<VERSION_BEFORE_0.2.2> sudo dnf versionlock add comfyui

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-10099?

comfyui: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-10099 being exploited?

CVE-2024-10099 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-2024-10099 affect?

CVE-2024-10099 affects comfyui. Severity is medium (CVSS 6.1). A stored cross-site scripting (XSS) vulnerability exists in comfyanonymous/comfyui version 0.2.2 and possibly earlier. The vulnerability occurs when an attacker uploads an HTML file containing a malicious XSS payload via the `/api/upload/im

How urgent is CVE-2024-10099?

Priority 34/100. Public exploit reference

Related CVEs

CVE-2024-12882 HIGH 7.5 DOWNGRADE comfyanonymous/comfyui version v0.2.4 suffers from a non-blind Server-Side Request Forgery (SSRF) vulnerabilit
CVE-2024-10481 MEDIUM 6.5 UPGRADE A CSRF vulnerability exists in comfyanonymous/comfyui versions up to v0.2.2

References

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