PT-2021-23388 · Oppia · Oppia

Pauloasilva · Published 2021-11-08 · Updated 2021-11-09 · CVE-2021-41733

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Oppia version 3.1.4

Description The issue is related to Oppia not verifying that certain URLs are valid before navigating to them.

Recommendations For Oppia version 3.1.4, consider implementing URL validation to ensure that only valid and trusted URLs are navigated to, until a patch is available.

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2021-41733

Affected Products

Oppia

References · 5

• https://github.com/oppia/oppia/pull/13892 · Patch
• https://osv.dev/vulnerability/CVE-2021-41733 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41733 · Security Note
• https://t.me/cibsecurity/31979 · Telegram Post
• https://t.me/cvenotify/23130 · Telegram Post