CVE-2023-5548

mediumpriority · track · 21OT risk · elevatedEPSS 0.003 · 25 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.32% (25th) EPSS

CVSS 5.3 · medium

Is it mine?

13 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.

cvss

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

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.3–5.3

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.13.3lowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · ENISA EU

v3.13.3lowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · patrick@puiterwijk.orgexploitability 1.8 · impact 1.4

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · OSV

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-345USprimaryCWE-345USCWE-349USCWE-349US

affected products (13)

Products and version ranges known to be affected.

fedoraproject extra packages for enterprise linux= 7.0nvdUScpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:*:*:*:*:*:*:*:*
fedoraproject fedora= 38nvdUScpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
moodle moodle< 3.9.24nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.11.0 → 3.11.17nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle4.0.0 → 4.0.11nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle4.1.0 → 4.1.6nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle4.2.0 → 4.2.3nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Bitnami moodle< 3.9.24osvUSpkg:bitnami/moodle
Bitnami moodle3.11.0 → 3.11.17osvUSpkg:bitnami/moodle
Bitnami moodle4.0.0 → 4.0.11osvUSpkg:bitnami/moodle
Bitnami moodle4.1.0 → 4.1.6osvUSpkg:bitnami/moodle
Bitnami moodle4.2.0 → 4.2.3osvUSpkg:bitnami/moodle
Packagist moodle/moodle< 4.3.0-rc2osvUSpkg:composer/moodle/moodle

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2701Moodle: Mehrere SchwachstellenDeutsch2023-10-17csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Moodle ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Informationen offenzulegen oder einen Cross-Site-Scripting-Angriff durchzuführen.
GHSA-cwh2-q44x-5w3cMoodle Acceptance of Extraneous Untrusted Data With Trusted Data vulnerability2023-11-09ghsa · osvUS
Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.
BIT-moodle-2023-5548Moodle: cache poisoning risk with endpoint revision numbers2024-03-06vendor · osvUS
Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd cert_bund NVD CVE.org MITRE

published 2023-11-09modified 2026-06-17

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+1445 more

references (11)

External citations — patches, advisories, analysis.

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