CVE-2023-29931: laravel-s 3.7.35 is vulnerable to Local File Inclusion via /src/Illuminate/Laravel.php.

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2023-29931 is a critical-severity flaw (CVSS 9.8) affecting laravels. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

laravel-s 3.7.35 is vulnerable to Local File Inclusion via /src/Illuminate/Laravel.php.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-552
Published	2023-06-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: laravels project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-06-22 11:15 UTCPublished CVE record published
2026-06-17 05:51 UTCUpdated Record last modified

laravels project laravels DOWNGRADE

Affected: 3.7.35

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.7.35

1. Check installed version

apt-cache policy laravels || rpm -q laravels || laravels --version

2. No fixed release: DOWNGRADE to a release before 3.7.35 (Debian / Ubuntu)

apt-cache madison laravels sudo apt install laravels=<VERSION_BEFORE_3.7.35> sudo apt-mark hold laravels

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list laravels sudo dnf downgrade laravels-<VERSION_BEFORE_3.7.35> sudo dnf versionlock add laravels

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-29931?

laravels: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-29931 being exploited?

CVE-2023-29931 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-29931 affect?

CVE-2023-29931 affects laravels. Severity is critical (CVSS 9.8). laravel-s 3.7.35 is vulnerable to Local File Inclusion via /src/Illuminate/Laravel.php.

How urgent is CVE-2023-29931?

Priority 59/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities · Laravel vulnerabilities

References

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