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CVE-2020-10806

31
FAUCET Score

CVE-2020-10806 is a critical arbitrary code execution vulnerability affecting eZ Publish Kernel and eZ Publish Legacy versions prior to specified updates. This flaw allows unauthenticated remote attackers to upload and execute malicious PHP code, leading to complete compromise of the affected system. Despite its CVSS score of 9.8, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.4.14.1CPE matchmatch criteria
cpe:2.3:a:ez:ez_publish-kernel:*:*:*:*:*:*:*:*
>= 6.0.0, < 6.13.6.2CPE matchmatch criteria
cpe:2.3:a:ez:ez_publish-kernel:*:*:*:*:*:*:*:*
>= 7.0.0, < 7.5.6.2CPE matchmatch criteria
cpe:2.3:a:ez:ez_publish-kernel:*:*:*:*:*:*:*:*
< 5.4.14.1CPE matchmatch criteria
cpe:2.3:a:ez:ez_publish-legacy:*:*:*:*:*:*:*:*
>= 2017.0, < 2017.12.7.2CPE matchmatch criteria
cpe:2.3:a:ez:ez_publish-legacy:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.32%
Probability of exploitation in next 30 days
EPSS Percentile
81.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0232 is in the 71st percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

composerpatch availablevia ghsa
Product: ezsystems/ezpublish-kernelFixed in: 5.4.14.1
composerpatch availablevia ghsa
Product: ezsystems/ezpublish-legacyFixed in: 5.4.14.1
composerpatch availablevia ghsa
Product: ezsystems/ezpublish-kernelFixed in: 6.13.6.2
composerpatch availablevia ghsa
Product: ezsystems/ezpublish-kernelFixed in: 7.5.6.2
composerpatch availablevia ghsa
Product: ezsystems/ezpublish-legacyFixed in: 2017.12.7.2
composerpatch availablevia ghsa
Product: ezsystems/ezpublish-legacyFixed in: 2019.03.4.2

Vendor Advisories (1)

composerGHSA-54p5-gxq6-j98gcritical

eZ Publish Kernel and Legacy Unrestricted Upload of File with Dangerous Type

May 24, 2022

References

ezplatform.com / security-advisories/ezsa-2020-001-remote-code-execution-in-file-uploads
Vendor Advisory