Lucene search
K

CVE-2021-47857 Moodle 3.10.3 - 'label' Persistent Cross Site Scripting

🗓️ 21 Jan 2026 17:27:39Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

Persistent cross-site scripting in Moodle 3.10.3 calendar event subtitle enables script injection and code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2021-47857
21 Jan 202617:27
attackerkb
BDU FSTEC
The vulnerability of the subtitles field in the virtual learning environment Moodle allows a hacker to perform cross-site scripting attacks.
30 Jan 202600:00
bdu_fstec
CNNVD
Moodle cross-site scripting vulnerabilities
21 Jan 202600:00
cnnvd
CVE
CVE-2021-47857
21 Jan 202617:27
cve
EUVD
EUVD-2026-3616
21 Jan 202617:27
euvd
NVD
CVE-2021-47857
21 Jan 202618:16
nvd
OSV
BIT-MOODLE-2021-47857 Moodle 3.10.3 - 'label' Persistent Cross Site Scripting
6 Mar 202608:46
osv
Positive Technologies
PT-2026-3809
25 Mar 202100:00
ptsecurity
RedhatCVE
CVE-2021-47857
21 Jan 202619:50
redhatcve
Redos
ROS-20260209-73-0038
9 Feb 202600:00
redos
Rows per page
[
  {
    "vendor": "Moodle",
    "product": "Moodle",
    "versions": [
      {
        "version": "3.10.3",
        "status": "affected"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

05 Mar 2026 01:28Current
CVSS 45.1
CVSS 3.17.2
EPSS0.00309
17