CVE-2024-50491: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MicahBlu

Q: How do I fix CVE-2024-50491?

rsvp me: upgrade to newer than 1.9.9. Exact commands for each OS are on this page.

Q: Is CVE-2024-50491 being exploited?

CVE-2024-50491 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-2024-50491 affect?

CVE-2024-50491 affects rsvp me. Severity is critical (CVSS 9.3). Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MicahBlu RSVP ME rsvp-me allows SQL Injection.This issue affects RSVP ME: from n/a through <= 1.9.9.

Q: How urgent is CVE-2024-50491?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.3REMOTEUPGRADE

CVE-2024-50491 is a critical-severity flaw (CVSS 9.3) affecting rsvp me. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MicahBlu RSVP ME rsvp-me allows SQL Injection.This issue affects RSVP ME: from n/a through <= 1.9.9.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-10-28
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: micahblu

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

Am I affected?

Timeline

2024-10-28 13:15 UTCPublished CVE record published
2026-06-17 08:04 UTCUpdated Record last modified

micahblu rsvp me UPGRADE

Affected: <= 1.9.9

Fixed in: newer than 1.9.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy rsvp-me || rpm -q rsvp-me || rsvp-me --version

2. UPGRADE to newer than 1.9.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade rsvp-me

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade rsvp-me

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-2024-50491?

rsvp me: upgrade to newer than 1.9.9. Exact commands for each OS are on this page.

Is CVE-2024-50491 being exploited?

CVE-2024-50491 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-2024-50491 affect?

CVE-2024-50491 affects rsvp me. Severity is critical (CVSS 9.3). Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MicahBlu RSVP ME rsvp-me allows SQL Injection.This issue affects RSVP ME: from n/a through <= 1.9.9.

How urgent is CVE-2024-50491?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

References

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