CVE-2024-50523: Unrestricted Upload of File with Dangerous Type vulnerability in RainbowLink Inc

Q: How do I fix CVE-2024-50523?

all post contact form: upgrade to newer than 1.7.3. Exact commands for each OS are on this page.

Q: Is CVE-2024-50523 being exploited?

CVE-2024-50523 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-50523 affect?

CVE-2024-50523 affects all post contact form. Severity is critical (CVSS 10.0). Unrestricted Upload of File with Dangerous Type vulnerability in RainbowLink Inc. All Post Contact Form allpost-contactform allows Upload a Web Shell to a Web Server.This issue affects All Post Contact Form: from n/a through <= 1.8.2.

Q: How urgent is CVE-2024-50523?

Priority 51/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 10.0REMOTEUPGRADE

CVE-2024-50523 is a critical-severity flaw (CVSS 10.0) affecting all post contact form. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unrestricted Upload of File with Dangerous Type vulnerability in RainbowLink Inc. All Post Contact Form allpost-contactform allows Upload a Web Shell to a Web Server.This issue affects All Post Contact Form: from n/a through <= 1.8.2.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-11-04
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: rainbow-link

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

Am I affected?

Timeline

2024-11-04 14:15 UTCPublished CVE record published
2026-06-17 08:04 UTCUpdated Record last modified

rainbow-link all post contact form UPGRADE

Affected: <= 1.7.3

Fixed in: newer than 1.7.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy all-post-contact-form || rpm -q all-post-contact-form || all-post-contact-form --version

2. UPGRADE to newer than 1.7.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade all-post-contact-form

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade all-post-contact-form

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2024-50523?

all post contact form: upgrade to newer than 1.7.3. Exact commands for each OS are on this page.

Is CVE-2024-50523 being exploited?

CVE-2024-50523 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-2024-50523 affect?

CVE-2024-50523 affects all post contact form. Severity is critical (CVSS 10.0). Unrestricted Upload of File with Dangerous Type vulnerability in RainbowLink Inc. All Post Contact Form allpost-contactform allows Upload a Web Shell to a Web Server.This issue affects All Post Contact Form: from n/a through <= 1.8.2.

How urgent is CVE-2024-50523?

Priority 51/100. Critical severity; Remotely exploitable, no login, no user action

References

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