CVE-2024-33999

criticalpriority · track · 0EPSS 0.005 · 45 %ileDEEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.54% (45th) EPSS
CVSS 9.8 · critical
Is it mine?
3 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

The referrer URL used by MFA required additional sanitizing, rather than being used directly.

01

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9
v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20US
04

affected products (3)

Products and version ranges known to be affected.

05

advisories (3)

Vendor and ecosystem advisories describing this.

  • WID-SEC-W-2024-1096Moodle: Mehrere SchwachstellenDeutsch2024-05-12csaf · cert_bundDE

    Ein entfernter Angreifer kann mehrere Schwachstellen in Moodle ausnutzen, um beliebigen Code auszuführen, ReCAPTCHA zu umgehen, vertrauliche Informationen offenzulegen oder einen Cross-Site Scripting (XSS)-Angriff durchzuführen.

  • GHSA-r2wx-46gp-rp3hMoodle Improper Input Validation2024-05-31ghsa · osvUS

    Unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php. The referrer URL used by MFA required additional sanitizing, rather than being used directly.

  • BIT-moodle-2024-33999moodle: unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php2025-05-31vendor · osvUS

    The referrer URL used by MFA required additional sanitizing, rather than being used directly.

06

also known as (5)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdosvnvdcert_bundNVDCVE.orgMITRE
published 2024-05-31modified 2026-06-17
08

references (4)

External citations — patches, advisories, analysis.

scry

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