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Fencer Intel
medium 6.8

CVE-2015-5266 json

Moodle allows attackers to obtain manager privileges

published 2016-02-22 10 y ago modified 2026-06-17 4 mo ago also GHSA-454r-4cjv-vc9h , EUVD-2022-2301

cvss
6.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

The enrol_meta_sync function in enrol/meta/locallib.php in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 allows remote authenticated users to obtain manager privileges in opportunistic circumstances by leveraging incorrect role processing during a long-running sync script.

Patch / fix

  • packagist moodle/moodle 2.7.10, 2.8.8, 2.9.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-5266 updated cvss 6.5

moodle: Multiple security issues (MSA-15-0030, MSA-15-0031, MSA-15-0032, MSA-15-0033, MSA-15-0034, MSA-15-0035, MSA-15-0036)

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.57% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.8 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 4.9 AV:N/AC:M/Au:S/C:P/I:P/A:N
GitHub 3.0 6.8 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=2.7.0, <2.7.10
>=2.8.0, <2.8.8
>=2.9.0, <2.9.2
2.7.10
2.8.8
2.9.2

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.