CVE-2026-6218

aandrew-me ytDownloader Error Details Panel createTextNode cross site scripting

CVSS 5.3 MEDIUMEPSS 0.3%CWE-79 CWE-94

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.3EPSS 0.3%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

13 Apr 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

A vulnerability was found in aandrew-me ytDownloader up to 3.20.2. Affected by this issue is the function createTextNode of the component Error Details Panel. The manipulation results in cross site scripting. The attack may be performed from remote. The vendor was contacted early about this disclosure.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X

Affected products

aandrew-me · ytDownloader

public PoCs found — 1

cve_referencegithub.com/ngocnn97/security-advisories/blob/main/YtDownloader_XSS_To_RCE_PoC.mp4unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://github.com/ngocnn97/security-advisories/blob/main/YtDownloader_XSS_To_RCE_PoC.mp4 https://vuldb.com/submit/785842 https://vuldb.com/vuln/357139 https://vuldb.com/vuln/357139/cti