CVE-2018-10682: An issue was discovered in WildFly 10.1.2.Final

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-10682 is a critical-severity flaw (CVSS 9.8) affecting wildfly. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in WildFly 10.1.2.Final. It is possible for an attacker to access the administration panel on TCP port 9990 without any authentication using "anonymous" access that is automatically created. Once logged in, a misconfiguration present by default (auto-deployment) permits an anonymous user to deploy a malicious .war file, leading to remote code execution. NOTE: the vendor indicates that anonymous access is not available in t

Why this priority

Critical severity
EPSS top 5%: very likely to be exploited
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	8.1% (top 5%)
CISA exploited list	No
Weakness	CWE-287
Published	2018-05-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wildfly

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

Am I affected?

Timeline

2018-05-09 08:29 UTCPublished CVE record published
2026-06-17 01:34 UTCUpdated Record last modified

wildfly wildfly DOWNGRADE

Affected: 10.1.2 final

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 10.1.2 (Debian / Ubuntu)

apt-cache madison wildfly sudo apt install wildfly=<VERSION_BEFORE_10.1.2> sudo apt-mark hold wildfly

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

dnf --showduplicates list wildfly sudo dnf downgrade wildfly-<VERSION_BEFORE_10.1.2> sudo dnf versionlock add wildfly

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-2018-10682?

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

Is CVE-2018-10682 being exploited?

CVE-2018-10682 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-2018-10682 affect?

CVE-2018-10682 affects wildfly. Severity is critical (CVSS 9.8). An issue was discovered in WildFly 10.1.2.Final. It is possible for an attacker to access the administration panel on TCP port 9990 without any authentication using "anonymous" access that is automatically created. Once logged in, a misconf

How urgent is CVE-2018-10682?

Priority 68/100. Critical severity; EPSS top 5%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

JBoss and WildFly vulnerabilities

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CVE-2022-0866 MEDIUM 5.3 DOWNGRADE DOWNGRADE This is a concurrency issue that can result in the wrong caller principal being returned from the session cont
CVE-2021-3644 LOW 3.3 DOWNGRADE DOWNGRADE A flaw was found in wildfly-core in all versions
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References

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