Cyber Resilience

CVE-2023-35883

Open Redirect in Magazine3 Core Web Vitals \& Pagespeed Booster ≤ 1.0.12

Open Redirect
Published
19 December 2023
Modified
28 April 2026
CVSS Score v3.1 4.7
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
EPSS Score 0.0048 39th percentile
Risk Priority 39 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-35883 is a medium-severity Open Redirect (CWE-601) vulnerability in Magazine3 Core Web Vitals \& Pagespeed Booster. Its CVSS base score is 4.7 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Phishing (T1566); ranked at the 39th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A01:2025 Broken Access Control

EU & UK References

Vulnerability Data

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Magazine3 Core Web Vitals & PageSpeed Booster.This issue affects Core Web Vitals & PageSpeed Booster: from n/a through 1.0.12.

CWE(s)
CWE-601

Related Threats

MITRE ATT&CK Enterprise Techniques

T1566 Phishing Initial Access
Adversaries may send phishing messages to gain access to victim systems.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2024-12990Shared CWE-601
CVE-2025-55625Shared CWE-601
CVE-2023-37624Shared CWE-601
CVE-2023-49438Shared CWE-601
CVE-2024-7941Shared CWE-601
CVE-2025-53535Shared CWE-601
CVE-2025-42985Shared CWE-601
CVE-2026-11477Shared CWE-601
CVE-2026-79662Shared CWE-601
CVE-2025-50736Shared CWE-601

Affected Assets

magazine3
core web vitals \& pagespeed booster
≤ 1.0.12

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)

—

Validate
Prove the fix (OWASP ASVS)
  • V3.7.2

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AT-2 Literacy Training and Awareness
addresses: CWE-601

Security awareness includes verifying URLs and avoiding untrusted redirects that lead to malicious sites.

SI-10 Information Input Validation
addresses: CWE-601

Validates redirect targets and URLs to ensure they conform to allowed destinations.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices directly require input validation and untrusted-redirect controls that prevent CWE-601.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.23 Web filtering partial match
mitigates

Preventing access to attacker-controlled or malicious sites stops users from being redirected to untrusted locations via open-redirect or phishing links.

References