
CVE catalog
CVE-2021-43808
php-laravel-framework affected and fixed versions
Laravel is a web application framework. Laravel prior to versions 8.75.0, 7.30.6, and 6.20.42 contain a possible cross-site scripting (XSS) vulnerability in the Blade templating engine. A broken HTML element may be clicked and the user taken to another location in their browser due to XSS. This is due to the user being able to guess the parent placeholder SHA-1 hash by trying common names of sections. If the parent template contains an exploitable HTML structure an XSS vulnerability can be exposed. This vulnerability has been patched in versions 8.75.0, 7.30.6, and 6.20.42 by determining the parent placeholder at runtime and using a random hash that is unique to each request.
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.83% · Oct 27, 2026
Projects and upstream resources
Reported versions and fixes
Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debiantrixie | php-laravel-framework | 10.48.29+dfsg-1 | Fixed | [CVE-2021-43808] |
| Debiantrixie | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debiansid | php-laravel-framework | 13.31.0+dfsg-2 | Fixed | [CVE-2021-43808] |
| Debiansid | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debianforky | php-laravel-framework | 13.31.0+dfsg-1 | Fixed | [CVE-2021-43808] |
| Debianforky | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debianbookworm | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debianbookworm | php-laravel-framework | 8.83.26+dfsg-2 | Fixed | [CVE-2021-43808] |
Provider details and historical evidence
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debianbookworm | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debianbookworm | php-laravel-framework | 8.83.26+dfsg-2 | Fixed | [CVE-2021-43808] |
| Debianforky | php-laravel-framework | 13.31.0+dfsg-1 | Fixed | [CVE-2021-43808] |
| Debianforky | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debiansid | php-laravel-framework | 13.31.0+dfsg-2 | Fixed | [CVE-2021-43808] |
| Debiansid | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
| Debiantrixie | php-laravel-framework | 10.48.29+dfsg-1 | Fixed | [CVE-2021-43808] |
| Debiantrixie | php-laravel-framework | 6.20.14+dfsg-3 | FixedDistribution-reported fixed boundary | [CVE-2021-43808] |
Original provider fields
{
"package_releases": [
{
"name": "php-laravel-framework",
"status": "fixed",
"release": "sid",
"version": "13.31.0+dfsg-2"
},
{
"name": "php-laravel-framework",
"status": "fixed",
"release": "forky",
"version": "13.31.0+dfsg-1"
},
{
"name": "php-laravel-framework",
"status": "fixed",
"release": "trixie",
"version": "10.48.29+dfsg-1"
},
{
"name": "php-laravel-framework",
"status": "fixed",
"release": "bookworm",
"version": "8.83.26+dfsg-2"
}
],
"fixed_versions": [
{
"bug": 1001333,
"name": "php-laravel-framework",
"type": "source",
"origin": null,
"release": "sid",
"urgency": "not yet assigned",
"fixed_version": "6.20.14+dfsg-3"
},
{
"bug": 1001333,
"name": "php-laravel-framework",
"type": "source",
"origin": null,
"release": "forky",
"urgency": "not yet assigned",
"fixed_version": "6.20.14+dfsg-3"
},
{
"bug": 1001333,
"name": "php-laravel-framework",
"type": "source",
"origin": null,
"release": "trixie",
"urgency": "not yet assigned",
"fixed_version": "6.20.14+dfsg-3"
},
{
"bug": 1001333,
"name": "php-laravel-framework",
"type": "source",
"origin": null,
"release": "bookworm",
"urgency": "not yet assigned",
"fixed_version": "6.20.14+dfsg-3"
}
],
"distribution_packages": []
}OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [php-illuminate-auth]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-broadcasting]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-bus]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-cache]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-collections]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-config]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-console]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-container]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-contracts]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-cookie]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-database]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-encryption]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-events]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-filesystem]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-hashing]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-http]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-log]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-macroable]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-mail]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
- [php-illuminate-notifications]Unknown
Source package: [php-laravel-framework]
Details (2)
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
8.83.26+dfsg-2· all · bookwormFixed · Fixed:
6.20.14+dfsg-3dsa · php-laravel-framework · debian · bookworm; dsa · php-laravel-framework · debian · 12
Observed: