CVE-2020-6526
MEDIUMCVSS 6.5/10EPSS 1.71%
Last modified
CVE-2020-6526 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Inappropriate implementation in iframe sandbox in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.. EPSS estimates a 1.71% chance of exploitation in the next 30 days.
Description
Inappropriate implementation in iframe sandbox in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Chrome | < 84.0.4147.89 | — | |
| Debian | Debian Linux | 10.0 | — |
| Fedoraproject | Fedora | 31 | — |
| Fedoraproject | Fedora | 32 | — |
| Opensuse | Leap | 15.1 | — |
| Opensuse | Leap | 15.2 | — |
| Opensuse | Backports Sle | 15.0 | Sp2 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00069.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00007.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00018.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00041.htmlMailing List, Third Party Advisory
- https://chromereleases.googleblog.com/2020/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1074340Permissions Required, Vendor Advisory
- https://security.gentoo.org/glsa/202007-08Third Party Advisory
- https://security.gentoo.org/glsa/202101-30Third Party Advisory
- https://www.debian.org/security/2021/dsa-4824Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00069.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00007.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00018.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00041.htmlMailing List, Third Party Advisory
- https://chromereleases.googleblog.com/2020/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1074340Permissions Required, Vendor Advisory
- https://security.gentoo.org/glsa/202007-08Third Party Advisory
- https://security.gentoo.org/glsa/202101-30Third Party Advisory
- https://www.debian.org/security/2021/dsa-4824Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-6526?
Inappropriate implementation in iframe sandbox in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.
How severe is CVE-2020-6526?
CVE-2020-6526 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.71% probability of exploitation in the next 30 days.
How do I fix CVE-2020-6526?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
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- CVE-2020-6523Out of bounds write in Skia in Google Chrome prior to 84.0.4…8.8
- CVE-2020-6524Heap buffer overflow in WebAudio in Google Chrome prior to 8…8.8
- CVE-2020-6525Heap buffer overflow in Skia in Google Chrome prior to 84.0.…8.8
- CVE-2020-6527Insufficient policy enforcement in CSP in Google Chrome prio…4.3
- CVE-2020-6528Incorrect security UI in basic auth in Google Chrome on iOS …4.3
- CVE-2020-6529Inappropriate implementation in WebRTC in Google Chrome prio…4.3
- CVE-2020-6530Out of bounds memory access in developer tools in Google Chr…8.8
- CVE-2020-6531Side-channel information leakage in scroll to text in Google…4.3
- CVE-2020-6532Use after free in SCTP in Google Chrome prior to 84.0.4147.1…8.8
Are you affected by CVE-2020-6526?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST