CVE-2024-40445: A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows system

Q: How do I fix CVE-2024-40445?

mimetex: upgrade to 1.77. Exact commands for each OS are on this page.

Q: Is CVE-2024-40445 being exploited?

CVE-2024-40445 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-2024-40445 affect?

CVE-2024-40445 affects mimetex. Severity is high (CVSS 7.3). A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows systems to read or append arbitrary files by manipulating crafted input paths.

Q: How urgent is CVE-2024-40445?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.3REMOTEUPGRADE

CVE-2024-40445 is a high-severity flaw (CVSS 7.3) affecting mimetex. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows systems to read or append arbitrary files by manipulating crafted input paths.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-77
Published	2025-04-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ctan

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

Am I affected?

Timeline

2025-04-22 14:15 UTCPublished CVE record published
2026-06-17 07:45 UTCUpdated Record last modified

ctan mimetex UPGRADE

Affected: < 1.77

Fixed in: 1.77

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.77 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mimetex

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mimetex

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-2024-40445?

mimetex: upgrade to 1.77. Exact commands for each OS are on this page.

Is CVE-2024-40445 being exploited?

CVE-2024-40445 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-2024-40445 affect?

CVE-2024-40445 affects mimetex. Severity is high (CVSS 7.3). A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows systems to read or append arbitrary files by manipulating crafted input paths.

How urgent is CVE-2024-40445?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

Software pages

Windows vulnerabilities

Related CVEs

CVE-2024-40446 CRITICAL 9.8 UPGRADE An issue in forkosh Mime Tex before v.1.77 allows an attacker to execute arbitrary code via a crafted script

References

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