CVE-2026-38949HIGH 8.9EPSS p27.3%

CVE-2026-38949CVE-2026-38949

Description

Cross-Site Scripting (XSS) vulnerability exists in HTMLy version 3.1.1 in the content creation functionality at the /add/content?type=image endpoint. The application fails to properly sanitize user input, allowing injection of arbitrary code

Scoring

CVSS 3.18.9 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
EPSS0.36% probability of exploitation · percentile 27.3% · 2026-06-18T12:00:27Z
Published2026-04-28
Last modified2026-05-10

Underlying weaknesses· 1

CWE-79

References

  1. https://github.com/Chittu13/cve-research/blob/main/CVE-2026-38949/README.md
  2. https://github.com/danpros/htmly
  3. https://youtu.be/3e-tzUMCox8
  4. https://github.com/Chittu13/cve-research/blob/main/CVE-2026-38949/README.md

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')cwe-790%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.