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CVE-2024-38275

moodle: HTTP authorization header is preserved between "emulated redirects"

HIGH
7.5
CVSS Score
Published: June 18, 2024 at 07:49 PM UTC
Updated: June 17, 2026 at 07:39 AM UTC
1 product affected across 1 vendorMoodle

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

The cURL wrapper in Moodle retained the original request headers when following redirects, so HTTP authorization header information could be unintentionally sent in requests to redirect URLs.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Moodle· Moodle
95%
v < 4.1.114.1 ≤ v ≤ 4.1.104.1.0 ≤ v ≤ 4.1.104.2 ≤ v ≤ 4.2.74.2.0 ≤ v ≤ 4.2.74.2.0 ≤ v < 4.2.84.3 ≤ v ≤ 4.3.44.3.0 ≤ v ≤ 4.3.44.3.0 ≤ v < 4.3.54.4.0 ≤ v < 4.4.14.14.1.04.24.2.04.34.3.04.44.4.0
Affected range stops below 4.1.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.2.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.3.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://moodle.org/mod/forum/discuss.php?d=459500

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-226CWE-459

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