PatchTheCVECVE-2020-27193: A cross-site scripting (XSS) vulnerability in the Color Dialog plugin for CKEditor 4.15.0 allows remote attack
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This month
MEDIUM 6.1DOWNGRADEDOWNGRADEUPGRADE
CVE-2020-27193 is a medium-severity flaw (CVSS 6.1) affecting ckeditor, agile product lifecycle management, application express. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A cross-site scripting (XSS) vulnerability in the Color Dialog plugin for CKEditor 4.15.0 allows remote attackers to run arbitrary web script after persuading a user to copy and paste crafted HTML code into one of editor inputs.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.1 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 2.1% (top 19%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2020-11-12 |
| Last modified | 2026-08-25 |
Last updated 2026-08-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
ckeditor ckeditor DOWNGRADE
Affected: 4.15.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.15.0
1. Check installed version
apt-cache policy ckeditor || rpm -q ckeditor || ckeditor --version
2. No fixed release: DOWNGRADE to a release before 4.15.0 (Debian / Ubuntu)
apt-cache madison ckeditor
sudo apt install ckeditor=<VERSION_BEFORE_4.15.0>
sudo apt-mark hold ckeditor
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list ckeditor
sudo dnf downgrade ckeditor-<VERSION_BEFORE_4.15.0>
sudo dnf versionlock add ckeditor
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.
oracle agile product lifecycle management DOWNGRADE
Affected: 9.3.5 · 9.3.6
Fixed in: no fixed release known
Safe to downgrade to: a release before 9.3.5
1. Check installed version
apt-cache policy agile-product-lifecycle-management || rpm -q agile-product-lifecycle-management || agile-product-lifecycle-management --version
2. No fixed release: DOWNGRADE to a release before 9.3.5 (Debian / Ubuntu)
apt-cache madison agile-product-lifecycle-management
sudo apt install agile-product-lifecycle-management=<VERSION_BEFORE_9.3.5>
sudo apt-mark hold agile-product-lifecycle-management
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list agile-product-lifecycle-management
sudo dnf downgrade agile-product-lifecycle-management-<VERSION_BEFORE_9.3.5>
sudo dnf versionlock add agile-product-lifecycle-management
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.
oracle application express UPGRADE
Affected: < 21.1.0.00.01
Fixed in: 21.1.0.00.01
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy application-express || rpm -q application-express || application-express --version
2. UPGRADE to 21.1.0.00.01 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade application-express
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade application-express
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
oracle banking party management DOWNGRADE
Affected: 2.7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.7.0
1. Check installed version
apt-cache policy banking-party-management || rpm -q banking-party-management || banking-party-management --version
2. No fixed release: DOWNGRADE to a release before 2.7.0 (Debian / Ubuntu)
apt-cache madison banking-party-management
sudo apt install banking-party-management=<VERSION_BEFORE_2.7.0>
sudo apt-mark hold banking-party-management
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list banking-party-management
sudo dnf downgrade banking-party-management-<VERSION_BEFORE_2.7.0>
sudo dnf versionlock add banking-party-management
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.
oracle banking platform DOWNGRADE
Affected: 2.4.0 · 2.7.0 · 2.7.1 · 2.8.0 · 2.9.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.0
1. Check installed version
apt-cache policy banking-platform || rpm -q banking-platform || banking-platform --version
2. No fixed release: DOWNGRADE to a release before 2.4.0 (Debian / Ubuntu)
apt-cache madison banking-platform
sudo apt install banking-platform=<VERSION_BEFORE_2.4.0>
sudo apt-mark hold banking-platform
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list banking-platform
sudo dnf downgrade banking-platform-<VERSION_BEFORE_2.4.0>
sudo dnf versionlock add banking-platform
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.
oracle commerce merchandising DOWNGRADE
Affected: 11.0.0 · 11.1.0 · 11.2.0 · 11.3.0 · 11.3.1 · 11.3.2
Fixed in: no fixed release known
Safe to downgrade to: a release before 11.0.0
1. Check installed version
apt-cache policy commerce-merchandising || rpm -q commerce-merchandising || commerce-merchandising --version
2. No fixed release: DOWNGRADE to a release before 11.0.0 (Debian / Ubuntu)
apt-cache madison commerce-merchandising
sudo apt install commerce-merchandising=<VERSION_BEFORE_11.0.0>
sudo apt-mark hold commerce-merchandising
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list commerce-merchandising
sudo dnf downgrade commerce-merchandising-<VERSION_BEFORE_11.0.0>
sudo dnf versionlock add commerce-merchandising
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.
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-2020-27193?
ckeditor: downgrade or apply the listed mitigation; agile product lifecycle management: downgrade or apply the listed mitigation; application express: upgrade to 21.1.0.00.01. Exact commands for each OS are on this page.
Is CVE-2020-27193 being exploited?
CVE-2020-27193 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-2020-27193 affect?
CVE-2020-27193 affects ckeditor, agile product lifecycle management, application express. Severity is medium (CVSS 6.1). A cross-site scripting (XSS) vulnerability in the Color Dialog plugin for CKEditor 4.15.0 allows remote attackers to run arbitrary web script after persuading a user to copy and paste crafted HTML code into one of editor inputs.
How urgent is CVE-2020-27193?
Priority 42/100. No elevated risk signals yet.
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