CVE-2026-77129 (GCVE-0-2026-77129)
Vulnerability from cvelistv5
Published
2026-08-25 09:00
Modified
2026-08-25 14:07
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine
Summary
The extension passes an editor-configurable email subject string directly into a Fluid template source without restriction. A backend user with edit access to the event plugin or Backend Module can supply Fluid ViewHelper syntax in this field to disclose sensitive data or execute TypoScript content objects. Exploitation of this issue requires an authenticated backend account with edit access to the event registration plugin or backend module.
References
| URL | Tags | ||||
|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| TYPO3 | Extension "Event management and registration" |
Version: 9.0.0 ≤ Version: 8.0.0 ≤ Version: 7.0.0 ≤ Version: 6.0.0 ≤ Version: 0 ≤ |
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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