CVE-2022-46821

WordPress Emails & Newsletters with Jackmail Plugin <= 1.2.22 is vulnerable to CSV Injection

5.8 Medium

Improper Neutralization of Formula Elements in a CSV File vulnerability in Jackmail & Sarbacane Emails & Newsletters with Jackmail.This issue affects Emails & Newsletters with Jackmail: from n/a through 1.2.22.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

0.78%Up 0.7 points since Nov 8, 2023

What each source reports

CVE List Score used 5.8

WordPress Emails & Newsletters with Jackmail Plugin <= 1.2.22 is vulnerable to CSV Injection

Record: CVE-2022-46821
CVSS 3.1: 5.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:H/A:N
Weakness: CWE-1236
Updated: 2026-11-02

EUVDEUVD-2022-49603 5.8

Record: EUVD-2022-49603
CVSS 3.1: 5.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:H/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9fcg-95mc-3xhm 8.8

Improper Neutralization of Formula Elements in a CSV File vulnerability in Jackmail & Sarbacane...

Record: GHSA-9fcg-95mc-3xhm
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-1236
Updated: 2026-11-02

NVD 5.8

Record: CVE-2022-46821
CVSS 3.1: 5.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:H/A:N
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-1236
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-46821 is a medium vulnerability (CVSS 5.8) in Jackmail, published November 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.78%, the 56th percentile. No source names a fixed version.