CVE-2021-43695

6.1 mediumEPSS 0.6%

Medium (6.1) in issabel pbx. EPSS 0.6% chance of exploitation in the next 30 days.

issabelPBX version 2.11 is affected by a Cross Site Scripting (XSS) vulnerability. In file page.backup_restore.php, the exit function will terminate the script and print the message to the user. The message will contain $_REQUEST without sanitization, then there is a XSS vulnerability.

Severity

CVSS 3.1

6.1 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-11-29
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

issabel:pbx

References

https://github.com/IssabelFoundation/issabelPBX/issues/33
https://github.com/IssabelFoundation/issabelPBX/issues/33

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