CVE-2024-43426
Moodle: arbitrary file read risk through pdftex
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Moodle: arbitrary file read risk through pdftex
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
CVE-2024-43426- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-1287
- Updated
- 2026-11-02
EUVDEUVD-2024-3318
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
EUVD-2024-3318- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vjmm-r9gg-425m
Moodle has arbitrary file read risk through pdfTeX
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
GHSA-vjmm-r9gg-425m- CVSS 4.0
- 6.6 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-1287
- Updated
- 2026-11-02
NVD
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
CVE-2024-43426- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-1287
- Updated
- 2026-11-02
OSV
Moodle: arbitrary file read risk through pdftex
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
CVE-2024-43426- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-vjmm-r9gg-425m
Moodle has arbitrary file read risk through pdfTeX
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
GHSA-vjmm-r9gg-425m- CVSS 4.0
- 6.6 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-1287
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2024-43426
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
UBUNTU-CVE-2024-43426- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVBIT-moodle-2024-43426 No score
Moodle: arbitrary file read risk through pdftex
A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.
- Record
BIT-moodle-2024-43426- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist |
before 4.1.12 | 4.1.12 |
moodle/moodlePackagist |
4.2.0-beta up to 4.2.9 | 4.2.9 |
moodle/moodlePackagist |
4.3.0-beta up to 4.3.6 | 4.3.6 |
moodle/moodlePackagist |
4.4.0-beta up to 4.4.2 | 4.4.2 |
moodleBitnami |
4.1.0 up to 4.1.12, 4.2.0 up to 4.2.9, 4.3.0 up to 4.3.6, 4.4.0 up to 4.4.2 | 4.1.124.2.94.3.64.4.2 |
moodle/moodlePackagist |
before 4.1.12, plus listed versions v2.3.10v2.3.11v2.3.4v2.3.5v2.3.6 Show 45 moreShow lessv2.3.7v2.3.8v2.3.9v2.4.0v2.4.0-rc1v2.4.1v2.4.10v2.4.11v2.4.2v2.4.3v2.4.4v2.4.5v2.4.6v2.4.7v2.4.8v2.4.9v2.5.0v2.5.0-betav2.5.0-rc1v2.5.1v2.5.2v2.5.3v2.5.4v2.5.5v2.5.6v2.5.7v2.5.8v2.5.9v2.6.0v2.6.0-betav2.6.0-rc1v2.6.1v2.6.10v2.6.11v2.6.2v2.6.3v2.6.4v2.6.5v2.6.6v2.6.7v2.6.8v2.6.9v2.7.0v2.7.0-betav2.7.0-rc1 |
4.1.12 |
moodle/moodlePackagist |
4.2.0-beta up to 4.2.9, plus listed versions v4.2.0v4.2.0-betav4.2.0-rc1v4.2.0-rc2v4.2.1 Show 7 moreShow lessv4.2.2v4.2.3v4.2.4v4.2.5v4.2.6v4.2.7v4.2.8 |
4.2.9 |
moodle/moodlePackagist |
4.3.0-beta up to 4.3.6, plus listed versions v4.3.0v4.3.0-betav4.3.0-rc1v4.3.0-rc2v4.3.1 Show 4 moreShow lessv4.3.2v4.3.3v4.3.4v4.3.5 |
4.3.6 |
moodle/moodlePackagist |
4.4.0-beta up to 4.4.2, plus listed versions v4.4.0v4.4.0-betav4.4.0-rc1v4.4.0-rc2v4.4.1 |
4.4.2 |
moodleUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
moodleUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-43426 is a high vulnerability (CVSS 7.5) in Moodle, published November 7, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. Fixed in moodle/moodle 4.1.12.
References
bugzilla.redhat.com/show_bug.cgi?id=2304254
moodle.org/mod/forum/discuss.php?d=461194
nvd.nist.gov/vuln/detail/CVE-2024-43426
git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82745
github.com/advisories/GHSA-vjmm-r9gg-425m
ubuntu.com/security/CVE-2024-43426
cve.org/CVERecord?id=CVE-2024-43426
Left out here: 294 versions. The JSON record has them.