CVE-2020-11029

Cross-site scripting in stats method (object cache) in WordPress

MEDIUM

6.1

CVSS Score

Published: April 30, 2020 at 10:15 PM UTC

Updated: June 17, 2026 at 02:48 AM UTC

2 products affected across 2 vendorsDebian LinuxWordPress

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Severity

MEDIUM6.1

Exploit prediction

EPSS 2%

Description

In affected versions of WordPress, a vulnerability in the stats() method of class-wp-object-cache.php can be exploited to execute cross-site scripting (XSS) attacks. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

10.0 8.0 9.0

WordPress · WordPressdrupal

95%

v < 3.7.33v < 3.8.33v < 3.9.31v < 4.0.30v < 4.1.30v < 4.2.27v < 4.3.23v < 4.4.22v < 4.5.21v < 4.6.18v < 4.7.17v < 4.8.13v < 4.9.14v < 5.0.9v < 5.1.5v < 5.2.6v < 5.3.3v < 5.4.13.7 ≤ v < 3.7.333.8 ≤ v < 3.8.333.9 ≤ v < 3.9.314.0 ≤ v < 4.0.304.1 ≤ v < 4.1.304.2 ≤ v < 4.2.274.3 ≤ v < 4.3.234.4 ≤ v < 4.4.224.5 ≤ v < 4.5.214.6 ≤ v < 4.6.184.7 ≤ v < 4.7.174.8 ≤ v < 4.8.134.9 ≤ v < 4.9.145.0 ≤ v < 5.0.95.1 ≤ v < 5.1.55.2 ≤ v < 5.2.65.3 ≤ v < 5.3.35.4

Affected range stops below 3.7.33, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.8.33, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.9.31, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.0.30, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.30, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.2.27, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.23, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.22, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.5.21, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.6.18, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.7.17, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.8.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.9.14, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.0.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.1.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.2.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.3.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.4.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-568w-8m88-8g2c

Mailing Listx_refsource_MLISTThird Party Advisory

Source: [email protected]

https://lists.debian.org/debian-lts-announce/2020/05/msg00011.html

x_refsource_MISCRelease NotesVendor Advisory

Source: [email protected]

https://wordpress.org/support/wordpress-version/version-5-4-1/#security-updates

Vendor Advisoryx_refsource_DEBIANThird Party Advisory

Source: [email protected]

https://www.debian.org/security/2020/dsa-4677

CVSS

6.1MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-79

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