CVE-2026-5894

Description

Inappropriate implementation in PDF in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* - VULNERABLE

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* - NOT VULNERABLE

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* - NOT VULNERABLE

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* - NOT VULNERABLE

Google Chrome < 147.0.7727.55

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!--
PoC for CVE-2026-5894
Description: Crafted HTML page to bypass navigation restrictions in Chrome PDF.
Usage: Open in vulnerable Chrome version (< 147.0.7727.55)
-->
<!DOCTYPE html>
<html>
<head>
    <title>CVE-2026-5894 PoC</title>
</head>
<body>
    <h1>PDF Navigation Bypass PoC</h1>
    <!-- Simulate malicious payload targeting PDF implementation -->
    <iframe src="exploit.pdf" width="500" height="500"></iframe>
    <script>
        // JavaScript logic to trigger the inappropriate implementation
        function triggerBypass() {
            console.log("Attempting to bypass navigation restrictions...");
            // Exploit logic goes here based on specific vulnerability details
        }
        window.onload = triggerBypass;
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-5894
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-5894
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-5894/
[4] VulDB https://vuldb.com/cve/CVE-2026-5894
[5] https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
[6] https://issues.chromium.org/issues/481882038

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-5894", "sourceIdentifier": "[email protected]", "published": "2026-04-08T22:16:29.290", "lastModified": "2026-04-14T17:06:45.210", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Inappropriate implementation in PDF in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)"}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-358"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "versionEndExcluding": "147.0.7727.55", "matchCriteriaId": "9A68673A-1331-48AF-8860-53064F0AF310"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}, {"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://issues.chromium.org/issues/481882038", "source": "[email protected]", "tags": ["Issue Tracking", "Permissions Required"]}]}}