CVE-2022-31546: The nlpweb/glance repository through 2014-06-27 on GitHub allows absolute path traversal because the Flask sen

Q: How do I fix CVE-2022-31546?

glance: upgrade to newer than 2014-06-27. Exact commands for each OS are on this page.

Q: Is CVE-2022-31546 being exploited?

CVE-2022-31546 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-2022-31546 affect?

CVE-2022-31546 affects glance. Severity is critical (CVSS 9.3). The nlpweb/glance repository through 2014-06-27 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Q: How urgent is CVE-2022-31546?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.3REMOTEUPGRADE

CVE-2022-31546 is a critical-severity flaw (CVSS 9.3) affecting glance. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The nlpweb/glance repository through 2014-06-27 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Why this priority

Critical severity
Public exploit reference
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	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-22
Published	2022-07-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: glance 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

glance project glance UPGRADE

Affected: <= 2014-06-27

Fixed in: newer than 2014-06-27

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2014-06-27 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade glance

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-2022-31546?

glance: upgrade to newer than 2014-06-27. Exact commands for each OS are on this page.

Is CVE-2022-31546 being exploited?

CVE-2022-31546 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-2022-31546 affect?

CVE-2022-31546 affects glance. Severity is critical (CVSS 9.3). The nlpweb/glance repository through 2014-06-27 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

How urgent is CVE-2022-31546?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

GitHub vulnerabilities · Flask vulnerabilities

Related CVEs

CVE-2024-32498 MEDIUM 6.5 UPGRADE UPGRADE An issue was discovered in OpenStack Cinder through 24.0.0, Glance before 28.0.2, and Nova before 29.0.3
CVE-2022-4134 LOW 2.8 MITIGATE DOWNGRADE A flaw was found in openstack-glance
CVE-2022-47951 MEDIUM 5.7 UPGRADE UPGRADE An issue was discovered in OpenStack Cinder before 19.1.2, 20.x before 20.0.2, and 21.0.0; Glance before 23.0.
CVE-2022-25937 MEDIUM 6.5 UPGRADE Versions of the package glance before 3.0.9 are vulnerable to Directory Traversal that allows users to read fi

References

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