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CVE-2024-28191

17
FAUCET Score

CVE-2024-28191 is a medium-severity vulnerability affecting Contao CMS versions 4.0.0 through 4.13.39 and 5.0.0 through 5.3.3, allowing for insert tag injection in frontend forms under specific output conditions. The attack requires low privileges and network access, with low attack complexity, potentially leading to limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.0.0, < 4.13.40CPE matchmatch criteria
cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
>= 5.0.0, < 5.3.4CPE matchmatch criteria
cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.1LOW

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
40.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 50th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: contao/core-bundleFixed in: 4.13.40
composerpatch availablevia ghsa
Product: contao/core-bundleFixed in: 5.3.4
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-747v-52c4-8vj8low

Contao: Unencoded insert tags in the frontend

Apr 9, 2024

References

contao.org / en/security-advisories/insert-tag-injection-via-the-form-generator
Vendor Advisory
github.com / contao/contao/commit/388859dcf110ca70e0fae68a2a5579ab6a702919
Patch
github.com / contao/contao/commit/474a2fc25f1d84d786aba8c6d234af99e64d016b
Patch
github.com / contao/contao/security/advisories/GHSA-747v-52c4-8vj8
Vendor Advisory