CVE-2021-33351: Cross Site Scripting Vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and before and fixed in v.

Q: How do I fix CVE-2021-33351?

help desk: upgrade to 1.3.7. Exact commands for each OS are on this page.

Q: Is CVE-2021-33351 being exploited?

CVE-2021-33351 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-33351 affect?

CVE-2021-33351 affects help desk. Severity is critical (CVSS 9.0). Cross Site Scripting Vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and before and fixed in v.1.3.7 allows attackers to escalte privileges via a crafted payload in the ticket message field.

Q: How urgent is CVE-2021-33351?

Priority 52/100. Critical severity; Public exploit reference

This month

CRITICAL 9.0UPGRADE

CVE-2021-33351 is a critical-severity flaw (CVSS 9.0) affecting help desk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting Vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and before and fixed in v.1.3.7 allows attackers to escalte privileges via a crafted payload in the ticket message field.

Why this priority

Critical severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-03-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wyomind

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-03-08 22:15 UTCPublished CVE record published
2026-06-17 03:54 UTCUpdated Record last modified

wyomind help desk UPGRADE

Affected: < 1.3.7

Fixed in: 1.3.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy help-desk || rpm -q help-desk || help-desk --version

2. UPGRADE to 1.3.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade help-desk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade help-desk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-33351?

help desk: upgrade to 1.3.7. Exact commands for each OS are on this page.

Is CVE-2021-33351 being exploited?

CVE-2021-33351 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-33351 affect?

CVE-2021-33351 affects help desk. Severity is critical (CVSS 9.0). Cross Site Scripting Vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and before and fixed in v.1.3.7 allows attackers to escalte privileges via a crafted payload in the ticket message field.

How urgent is CVE-2021-33351?

Priority 52/100. Critical severity; Public exploit reference

Software pages

Magento vulnerabilities

Related CVEs

CVE-2022-40325 MEDIUM 6.1 UPGRADE SysAid Help Desk before 22.1.65 allows XSS via the Asset Dashboard, aka FR# 67262.
CVE-2022-40324 MEDIUM 6.1 UPGRADE SysAid Help Desk before 22.1.65 allows XSS via the Linked SRs field, aka FR# 67258.
CVE-2022-40323 MEDIUM 6.1 UPGRADE SysAid Help Desk before 22.1.65 allows XSS in the Password Services module, aka FR# 67241.
CVE-2022-40322 MEDIUM 6.1 UPGRADE SysAid Help Desk before 22.1.65 allows XSS, aka FR# 66542 and 65579.
CVE-2021-33353 CRITICAL 9.8 UPGRADE Directory Traversal vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and before fixed in v.1.3.7

References

← Back to latest CVEs