How severe is CVE-2013-1830?

No CVSS score has been assigned to CVE-2013-1830 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2013-1830?

CVE-2013-1830 affects the following packages: moodle/moodle (Packagist), moodle/moodle (Packagist), moodle/moodle (Packagist), moodle/moodle (Packagist). Ecosystems affected: Packagist.

How do I fix CVE-2013-1830?

A fix is available for CVE-2013-1830; check the affected-versions list above or the advisory for the patched release of moodle/moodle, then make sure no transitive dependency still pins the vulnerable range.

How do I detect CVE-2013-1830 in my Packagist dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for moodle/moodle, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate CVE-2013-1830 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is CVE-2013-1830 actively exploited in the wild?

No public exploit code has been indexed for CVE-2013-1830 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2013-1830?

CVE-2013-1830 has an EPSS (Exploit Prediction Scoring System) score of 1.8%, placing it in the 79th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is CVE-2013-1830?

CVE-2013-1830 is classified as CWE-264 (CWE-264). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

When was CVE-2013-1830 published, and has it been updated?

CVE-2013-1830 was published on May 13, 2022 and was last updated on December 2, 2024. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🐘 Packagist

Not in CISA KEV

CVE-2013-1830 — moodle

Fix: moodle/moodle@3ecc63e

CVE-2013-1830 is a CWE-264 vulnerability in moodle/moodle. A fix is available for moodle/moodle — see the affected versions and patch details below.

Moodle does not enforce the forceloginforprofiles setting

Published

May 13, 2022

Updated

Dec 2, 2024

Affected

4 pkgs

Patched

3 / 4

Exploits

None indexed

Exploitation data as of Nov 2, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗

1.8%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs79th percentile — riskier than 79% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

4 pkgs affected

🐘moodle/moodle🐘moodle/moodle🐘moodle/moodle🐘moodle/moodle

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

user/view.php in Moodle through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 does not enforce the forceloginforprofiles setting, which allows remote attackers to obtain sensitive course-profile information by leveraging the guest role, as demonstrated by a Google search.

Affected Packages

4 total 3 fixed

Ecosystem	Package	Vulnerable range	Fix
🐘Packagist	`moodle/moodle`	all versions	No fix
🐘Packagist	`moodle/moodle`	≥ 2.2.0&&< 2.2.8	2.2.8`composer require moodle/moodle:^2.2.8`
🐘Packagist	`moodle/moodle`	≥ 2.3.0&&< 2.3.5	2.3.5`composer require moodle/moodle:^2.3.5`
🐘Packagist	`moodle/moodle`	≥ 2.4.0&&< 2.4.2	2.4.2`composer require moodle/moodle:^2.4.2`

Affected Products

2 products · 103 configurations

fedorafedoraproject

2 versions

1718

Application

moodlemoodle

101 versions

1.1.11.2.01.2.11.3.01.3.11.3.21.3.31.3.41.4.11.4.21.4.31.4.4

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for moodle/moodle, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
A fix is available for CVE-2013-1830; check the affected-versions list above or the advisory for the patched release of moodle/moodle, then make sure no transitive dependency still pins the vulnerable range.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

`user/view.php` in Moodle through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 does not enforce the `forceloginforprofiles` setting, which allows remote attackers to obtain sensitive course-profile information by leveraging the guest role, as demonstrated by a Google search.

O3 Security · Impact-Aware SCA

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