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CVE-2021-47955

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cve id
CVE-2021-47955
published
2026-05-16T16:16:21.780
last modified
2026-05-16T16:16:21.780
status
Received
description
CouchCMS 2.2.1 contains a cross-site scripting vulnerability that allows authenticated attackers to execute arbitrary JavaScript by uploading malicious SVG files through the file upload functionality. Attackers can upload SVG files containing embedded script tags to the browse.php endpoint, which are then executed in users' browsers when the files are accessed or previewed.
cvss score
5.4
cvss severity
MEDIUM
cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
cwes
CWE-79
cpe count
0
Verify at NIST National Vulnerability Database ↗

Cite this record

CVE-2021-47955 — MEDIUM. NIST, via Voidly Atlas — Surveillance & Digital-Rights Watch. Retrieved 2026-06-07, https://voidly.ai/atlas/federal/nvd-cves/CVE-2021-47955

@misc{voidly_nvd_cves_CVE202147955,
  title        = {CVE-2021-47955 — MEDIUM},
  author       = {{Voidly}},
  howpublished = {\url{https://voidly.ai/atlas/federal/nvd-cves/CVE-2021-47955}},
  note         = {Source: NIST National Vulnerability Database, https://nvd.nist.gov/vuln/detail/CVE-2021-47955. Public domain (17 U.S.C. §105); re-surfaced under CC BY 4.0},
  urldate      = {2026-06-07},
  year         = {2026}
}

Also available as JSON/BibTeX/APA: API record. Source data is U.S. federal public domain (17 U.S.C. §105). Re-surfaced by Voidly under CC BY 4.0.