ESLog inGet started free
High 8.3 CVSS 3.1 Core Component: back office Published on 2023-08-07

New possible XSS injection through Validate::isCleanHTML method

CVECVE-2023-39527 GHSAGHSA-xw2r-f8xv-c8xp
View at the source View JSON Last modified at the source: 2026-06-17

Description

New possible XSS injection through Validate::isCleanHTML method

Impact

xss injection through isCleanHTML method

Patches

1.7.8.10 8.0.5 8.1.1

Found by

Aleksey Solovev (Positive Technologies)

Workarounds

References

Original text by NVD (NIST), public domain.

CVSS metrics 3.1

Source: security-advisories@github.com · secondary
High 8.3
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:H
Attack vectorNetwork
ComplexityLow
Privileges requiredHigh
User interactionRequired
ScopeChanged
ConfidentialityLow
IntegrityHigh
AvailabilityHigh

References

Found a vulnerability?

Write to the PrestaShop core security team:

security-core@prestashop.com

Related advisories

Same component: PrestaShop core
All core advisories (94)
IDAdvisoryComponentSeverityAffected versionsPublishedFix
CVE-2026-84186 Vulnerability involving incorrect access control in the Tools::getRemoteAddr() function in PrestaShop, which allows… Core Medium 6.9 ≥ 8.0.0 < 8.2.8
≥ 9.0.0 < 9.1.5 2026-09-07 No
GHSA-jf3w-9rmr-5rcr Improper access control on the back-office notifications endpoint exposes customer data Core Medium 4.3 ≥ 9.0.0 < 9.1.5
≥ 8.0.0 < 8.2.8 2026-08-18 Yes
GHSA-whxq-pxj5-qq7v SQL injection through back-office list filters Core Medium 6.5 ≥ 9.0.0 < 9.1.5
≥ 8.0.0 < 8.2.8 2026-08-18 Yes
GHSA-2cr4-vw9p-pjvf Client IP address can be spoofed through the X-Forwarded-For header Core High 7.3 ≥ 9.0.0 < 9.1.5
≥ 8.0.0 < 8.2.8 2026-08-18 Yes

Is your shop on 1.7.x < 1.7.8.10, 8.x ≥ 8.0.0 < 8.0.5, 8.x = 8.1.0?

PrestaShield checks it from the outside, without FTP access, and alerts you of every new advisory that affects you.
Check if my shop is affected