In affected versions of WordPress, a password reset link ema… (CVE-2020-11027)

Summary

Vulnerability reported (CVE-2020-11027). Confidential information can be exposed externally.

Original description

The description as published by the source.

In affected versions of WordPress, a password reset link emailed to a user does not expire upon changing the user password. Access would be needed to the email account of the user by a malicious party for successful execution. 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).

Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2020-11027 has been found.
Confidential information can be exposed externally.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "CVE-2020-11027" on the vendor's site.

CVE-2020-11027
Attack vector: remote (network-reachable) / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

A vulnerability (unclassified) has been reported.

📍 Affected scope

Check the vendor advisory for the affected versions.

🔥 Severity

Severity: ?. Confidential information can be exposed externally.

🔧 How to fix

Update to the patched release per vendor advisory.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

1
Identify exposure identify
```
Audit SBOM/dependencies for affected components.
```
資産台帳・SBOM・依存マニフェストで影響コンポーネントを特定する。
2
Post-deployment verification verify
```
Confirm patched version is live in production
```
パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

Bitnami wordpress

[{"type":"SEMVER","events":[{"introduced":"3.7.0"},{"fixed":"3.7.33"},{"introduced":"3.8.0"},{"fixed":"3.8.33"},{"introduced":"3.9.0"},{"fixed":"3.9.31"},{"introduced":"4.0.0"},{"fixed":"4.0.30"},{"introduced":"4.1.0"},{"fixed":"4.1.30"},{"introduced":"4.2.0"},{"fixed":"4.2.27"},{"introduced":"4.3.0"},{"fixed":"4.3.23"},{"introduced":"4.4.0"},{"fixed":"4.4.22"},{"introduced":"4.5.0"},{"fixed":"4.5.21"},{"introduced":"4.6.0"},{"fixed":"4.6.18"},{"introduced":"4.7.0"},{"fixed":"4.7.17"},{"introduced":"4.8.0"},{"fixed":"4.8.13"},{"introduced":"4.9.0"},{"fixed":"4.9.14"},{"introduced":"5.0.0"},{"fixed":"5.0.9"},{"introduced":"5.1.0"},{"fixed":"5.1.5"},{"introduced":"5.2.0"},{"fixed":"5.2.6"},{"introduced":"5.3.0"},{"fixed":"5.3.3"},{"introduced":"5.4.0"},{"fixed":"5.4.1"}]}]

Bitnami wordpress-multisite

[{"type":"SEMVER","events":[{"introduced":"3.7.0"},{"fixed":"3.7.33"},{"introduced":"3.8.0"},{"fixed":"3.8.33"},{"introduced":"3.9.0"},{"fixed":"3.9.31"},{"introduced":"4.0.0"},{"fixed":"4.0.30"},{"introduced":"4.1.0"},{"fixed":"4.1.30"},{"introduced":"4.2.0"},{"fixed":"4.2.27"},{"introduced":"4.3.0"},{"fixed":"4.3.23"},{"introduced":"4.4.0"},{"fixed":"4.4.22"},{"introduced":"4.5.0"},{"fixed":"4.5.21"},{"introduced":"4.6.0"},{"fixed":"4.6.18"},{"introduced":"4.7.0"},{"fixed":"4.7.17"},{"introduced":"4.8.0"},{"fixed":"4.8.13"},{"introduced":"4.9.0"},{"fixed":"4.9.14"},{"introduced":"5.0.0"},{"fixed":"5.0.9"},{"introduced":"5.1.0"},{"fixed":"5.1.5"},{"introduced":"5.2.0"},{"fixed":"5.2.6"},{"introduced":"5.3.0"},{"fixed":"5.3.3"},{"introduced":"5.4.0"},{"fixed":"5.4.1"}]}]

Fix status by distribution

Fixed packages published by each distribution for this CVE

Debian DEBIAN-CVE-2020-11027 wordpress Fixed in: 5.4.1+dfsg1-1
Ubuntu UBUNTU-CVE-2020-11027 wordpress

In affected versions of WordPress, a password reset link emailed to a user does not expire upon changing the user…