CVE-2024-50649: The user avatar upload function in python_book V1.0 has an arbitrary file upload vulnerability.

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2024-50649 is a critical-severity flaw (CVSS 9.8) affecting python book. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The user avatar upload function in python_book V1.0 has an arbitrary file upload vulnerability.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-22
Published	2024-11-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: timgreen

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

Am I affected?

Timeline

2024-11-15 16:15 UTCPublished CVE record published
2026-06-17 08:04 UTCUpdated Record last modified

timgreen python book DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy python-book || rpm -q python-book || python-book --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison python-book sudo apt install python-book=<VERSION_BEFORE_1.0> sudo apt-mark hold python-book

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list python-book sudo dnf downgrade python-book-<VERSION_BEFORE_1.0> sudo dnf versionlock add python-book

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-50649?

python book: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-50649 being exploited?

CVE-2024-50649 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-2024-50649 affect?

CVE-2024-50649 affects python book. Severity is critical (CVSS 9.8). The user avatar upload function in python_book V1.0 has an arbitrary file upload vulnerability.

How urgent is CVE-2024-50649?

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

Software pages

Python vulnerabilities

Related CVEs

CVE-2024-50650 HIGH 7.5 DOWNGRADE python_book V1.0 is vulnerable to Incorrect Access Control, which allows attackers to obtain sensitive informa

References

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