CVE-2020-26138

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

In SilverStripe through 4.6.0-rc1, a FormField with square brackets in the field name skips validation.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://forum.silverstripe.org/c/releasesRelease Notes, Vendor Advisory
https://www.silverstripe.org/blog/tag/releaseRelease Notes, Vendor Advisory
https://www.silverstripe.org/download/security-releases/Vendor Advisory
https://www.silverstripe.org/download/security-releases/cve-2020-26138Exploit, Vendor Advisory
https://forum.silverstripe.org/c/releasesRelease Notes, Vendor Advisory
https://www.silverstripe.org/blog/tag/releaseRelease Notes, Vendor Advisory
https://www.silverstripe.org/download/security-releases/Vendor Advisory
https://www.silverstripe.org/download/security-releases/cve-2020-26138Exploit, Vendor Advisory

Timeline

Published: Jun 8, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-261395.3An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the sender has CVE-2020-26146.0Vulnerability in the Enterprise Manager for Fusion Middleware product of Oracle Enterprise Manager (component: APM Mesh). Supported versions CVE-2020-261406.5An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The WEP, WPA, WPA2, and WPA3 implementations accept plaintex CVE-2020-261416.5An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The Wi-Fi implementation does not verify the Message Integri CVE-2020-261425.3An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. A CVE-2020-261436.5An issue was discovered in the ALFA Windows 10 driver 1030.36.604 for AWUS036ACH. The WEP, WPA, WPA2, and WPA3 implementations accept fragme CVE-2020-261446.5An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept plaintext A-MSDU frame CVE-2020-261456.5An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept second (or subsequent)CVE-2020-261465.3An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WPA, WPA2, and WPA3 implementations reassemble fragments with non-cons CVE-2020-261475.4An issue was discovered in the Linux kernel 5.8.9. The WEP, WPA, WPA2, and WPA3 implementations reassemble fragments even though some of the CVE-2020-261487.5md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., as CVE-2020-261497.5NATS nats.js before 2.0.0-209, nats.ws before 1.0.0-111, and nats.deno before 1.0.0-9 allow credential disclosure from a client to a server.