CVE-2019-8293: Due to a logic error in the code, upload-image-with-ajax v1.0 allows arbitrary files to be uploaded to the web

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2019-8293 is a critical-severity flaw (CVSS 9.8) affecting upload-image-with-ajax. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Due to a logic error in the code, upload-image-with-ajax v1.0 allows arbitrary files to be uploaded to the web root allowing code execution.

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	2.6% (top 14%)
CISA exploited list	No
Weakness	CWE-434
Published	2019-12-23
Last modified	2026-06-17

Publisher (CNA): Larry Cashdollar · Vendor: abcprintf

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

Am I affected?

Timeline

2019-12-23 22:15 UTCPublished CVE record published
2026-06-17 02:41 UTCUpdated Record last modified

abcprintf upload-image-with-ajax 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 upload-image-with-ajax || rpm -q upload-image-with-ajax || upload-image-with-ajax --version

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

apt-cache madison upload-image-with-ajax sudo apt install upload-image-with-ajax=<VERSION_BEFORE_1.0> sudo apt-mark hold upload-image-with-ajax

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

dnf --showduplicates list upload-image-with-ajax sudo dnf downgrade upload-image-with-ajax-<VERSION_BEFORE_1.0> sudo dnf versionlock add upload-image-with-ajax

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-2019-8293?

upload-image-with-ajax: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-8293 being exploited?

CVE-2019-8293 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-2019-8293 affect?

CVE-2019-8293 affects upload-image-with-ajax. Severity is critical (CVSS 9.8). Due to a logic error in the code, upload-image-with-ajax v1.0 allows arbitrary files to be uploaded to the web root allowing code execution.

How urgent is CVE-2019-8293?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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