CVE-2023-37970: Auth

Q: How do I fix CVE-2023-37970?

mf gig calendar: upgrade to 1.2.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-37970 being exploited?

CVE-2023-37970 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-2023-37970 affect?

CVE-2023-37970 affects mf gig calendar. Severity is medium (CVSS 6.5). Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Matthew Fries MF Gig Calendar plugin <= 1.2 versions.

Q: How urgent is CVE-2023-37970?

Priority 30/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2023-37970 is a medium-severity flaw (CVSS 6.5) affecting mf gig calendar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Matthew Fries MF Gig Calendar plugin <= 1.2 versions.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-07-27
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: mf gig calendar project

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

Am I affected?

Timeline

2023-07-27 15:15 UTCPublished CVE record published
2026-06-17 06:09 UTCUpdated Record last modified

mf gig calendar project mf gig calendar UPGRADE

Affected: < 1.2.1

Fixed in: 1.2.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mf-gig-calendar || rpm -q mf-gig-calendar || mf-gig-calendar --version

2. UPGRADE to 1.2.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mf-gig-calendar

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mf-gig-calendar

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-2023-37970?

mf gig calendar: upgrade to 1.2.1. Exact commands for each OS are on this page.

Is CVE-2023-37970 being exploited?

CVE-2023-37970 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-2023-37970 affect?

CVE-2023-37970 affects mf gig calendar. Severity is medium (CVSS 6.5). Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Matthew Fries MF Gig Calendar plugin <= 1.2 versions.

How urgent is CVE-2023-37970?

Priority 30/100. No elevated risk signals yet.

Related CVEs

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CVE-2024-33651 MEDIUM 5.4 UPGRADE Cross-Site Request Forgery (CSRF) vulnerability in Matthew Fries MF Gig Calendar.This issue affects MF Gig Cal
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References

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