CVE-2017-1000423

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

b2evolution version 6.6.0 - 6.8.10 is vulnerable to input validation (backslash and single quote escape) in basic install functionality resulting in unauthenticated attacker gaining PHP code execution on the victim's setup.

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-20

Affected software

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

References

https://github.com/b2evolution/b2evolution/commit/0096a3ebc85f6aadbda2c4427cd092a538b161d2Patch, Third Party Advisory
https://github.com/b2evolution/b2evolution/commit/b899d654d931f3bf3cfbbdd71e0d1a0f3a16d04cPatch, Third Party Advisory
https://github.com/b2evolution/b2evolution/commit/0096a3ebc85f6aadbda2c4427cd092a538b161d2Patch, Third Party Advisory
https://github.com/b2evolution/b2evolution/commit/b899d654d931f3bf3cfbbdd71e0d1a0f3a16d04cPatch, Third Party Advisory

Timeline

Published: Jan 2, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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