CVE-2019-14312: Aptana Jaxer 1.0.3.4547 is vulnerable to a local file inclusion vulnerability in the wikilite source code view

This week

MEDIUM 6.5DOWNGRADE

CVE-2019-14312 is a medium-severity flaw (CVSS 6.5) affecting jaxer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Aptana Jaxer 1.0.3.4547 is vulnerable to a local file inclusion vulnerability in the wikilite source code viewer. This vulnerability allows a remote attacker to read internal files on the server via a tools/sourceViewer/index.html?filename=../ URI.

Why this priority

EPSS top 2%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	20.6% (top 2%)
CISA exploited list	No
Weakness	CWE-22
Published	2019-08-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: aptana

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

Am I affected?

Timeline

2019-08-09 13:15 UTCPublished CVE record published
2026-06-17 02:18 UTCUpdated Record last modified

aptana jaxer DOWNGRADE

Affected: 1.0.3.4547

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.3.4547

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.3.4547 (Debian / Ubuntu)

apt-cache madison jaxer sudo apt install jaxer=<VERSION_BEFORE_1.0.3.4547> sudo apt-mark hold jaxer

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

dnf --showduplicates list jaxer sudo dnf downgrade jaxer-<VERSION_BEFORE_1.0.3.4547> sudo dnf versionlock add jaxer

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Aptana Jaxer 1.0.3.4547 - Local File inclusion
Nuclei scan template: Aptana Jaxer 1.0.3.4547 - Local File inclusion

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-2019-14312?

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

Is CVE-2019-14312 being exploited?

CVE-2019-14312 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-2019-14312 affect?

CVE-2019-14312 affects jaxer. Severity is medium (CVSS 6.5). Aptana Jaxer 1.0.3.4547 is vulnerable to a local file inclusion vulnerability in the wikilite source code viewer. This vulnerability allows a remote attacker to read internal files on the server via a tools/sourceViewer/index.html?filename=

How urgent is CVE-2019-14312?

Priority 52/100. EPSS top 2%: very likely to be exploited; Public exploit reference

References

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