CVE-2022-31562: The waveyan/internshipsystem repository through 2018-05-22 on GitHub allows absolute path traversal because th

Q: How do I fix CVE-2022-31562?

internshipsystem: upgrade to newer than 2018-05-22. Exact commands for each OS are on this page.

Q: Is CVE-2022-31562 being exploited?

CVE-2022-31562 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-2022-31562 affect?

CVE-2022-31562 affects internshipsystem. Severity is critical (CVSS 9.3). The waveyan/internshipsystem repository through 2018-05-22 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Q: How urgent is CVE-2022-31562?

Priority 55/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.3REMOTEUPGRADE

CVE-2022-31562 is a critical-severity flaw (CVSS 9.3) affecting internshipsystem. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The waveyan/internshipsystem repository through 2018-05-22 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

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	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-22
Published	2022-07-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: internshipsystem project

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

Am I affected?

Timeline

2022-07-11 01:15 UTCPublished CVE record published
2026-06-17 04:45 UTCUpdated Record last modified

internshipsystem project internshipsystem UPGRADE

Affected: <= 2018-05-22

Fixed in: newer than 2018-05-22

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2018-05-22 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade internshipsystem

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-2022-31562?

internshipsystem: upgrade to newer than 2018-05-22. Exact commands for each OS are on this page.

Is CVE-2022-31562 being exploited?

CVE-2022-31562 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-2022-31562 affect?

CVE-2022-31562 affects internshipsystem. Severity is critical (CVSS 9.3). The waveyan/internshipsystem repository through 2018-05-22 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

How urgent is CVE-2022-31562?

Priority 55/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

GitHub vulnerabilities · Flask vulnerabilities

References

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