CVE-2021-43564: An issue was discovered in the jobfair (aka Job Fair) extension before 1.0.13 and 2.x before 2.0.2 for TYPO3

This month

HIGH 7.5REMOTEUPGRADE

CVE-2021-43564 is a high-severity flaw (CVSS 7.5) affecting job fair. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in the jobfair (aka Job Fair) extension before 1.0.13 and 2.x before 2.0.2 for TYPO3. The extension fails to protect or obfuscate filenames of uploaded files. This allows unauthenticated users to download files with sensitive data by simply guessing the filename of uploaded files (e.g., uploads/tx_jobfair/cv.pdf).

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Published	2021-11-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: job fair project

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

Am I affected?

Timeline

2021-11-10 16:15 UTCPublished CVE record published
2026-06-17 04:11 UTCUpdated Record last modified

job fair project job fair UPGRADE

Affected: < 1.0.13 · >= 2.0.0 and < 2.0.2

Fixed in: 1.0.13, 2.0.2

Safe to downgrade to: a release before 2.0.0

1. Check installed version

apt-cache policy job-fair || rpm -q job-fair || job-fair --version

2. UPGRADE to 1.0.13 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade job-fair

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade job-fair

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison job-fair sudo apt install job-fair=<VERSION_BEFORE_2.0.0> sudo apt-mark hold job-fair

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list job-fair sudo dnf downgrade job-fair-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add job-fair

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-2021-43564?

job fair: upgrade to 1.0.13, 2.0.2. Exact commands for each OS are on this page.

Is CVE-2021-43564 being exploited?

CVE-2021-43564 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-2021-43564 affect?

CVE-2021-43564 affects job fair. Severity is high (CVSS 7.5). An issue was discovered in the jobfair (aka Job Fair) extension before 1.0.13 and 2.x before 2.0.2 for TYPO3. The extension fails to protect or obfuscate filenames of uploaded files. This allows unauthenticated users to download files with

How urgent is CVE-2021-43564?

Priority 47/100. High severity; Remotely exploitable, no login, no user action

Software pages

TYPO3 vulnerabilities

References

← Back to latest CVEs