Search/CVE-2021-43617
● CVE — Critical

CVE-2021-43617

VendorlaravelProductframeworkDiscoveredNov 14, 2021UpdatedNov 21, 2024

Laravel Framework through 8.70.2 does not sufficiently block the upload of executable PHP content because Illuminate/Validation/Concerns/ValidatesAttributes.php lacks a check for .phar files, which are handled as application/x-httpd-php on systems based on Debian. NOTE: this CVE Record is for Laravel Framework, and is unrelated to any reports concerning incorrectly written user applications for image upload.

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CVSS v3.1
9.8 CRITICAL
EPSS
20.0%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 29, 2026
▲ 0.15pp
19.8% → 20.0% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Nov 14, 2021
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024
Public PoC (3)
github.com/kombat1/CVE-2021-43617github.com/aweiiy/CVE-2021-43617github.com/Sybelle03/CVE-2021-43617
Unverified third-party code — review before executing.