CVE-2023-27294

Published Feb 28, 2023 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
Improper neutralization of input during web page generation allows an authenticated attacker with access to a restricted account to submit malicious Javascript as the description for a calendar event, which would then be executed in other users' browsers if they browse to that event. This could result in stealing session tokens from users with higher permission levels or forcing users to make actions without their knowledge.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-31072 Improper neutralization of input during web page generation allows an authenticated attacker with access to a restricted account to submit malicious Javascript as the description for a calendar event, which would then be executed in other users' browsers if they browse to that event. This could result in stealing session tokens from users with higher permission levels or forcing users to make actions without their knowledge.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
tenable
Published
Updated
Mar 21, 2025, 8:18 PM
Reserved
Feb 27, 2023, 12:00 AM
Status
Modified
Published
Feb 28, 2023, 5:15 PM
Modified
Jun 17, 2026, 5:44 AM