CVE-2022-0370
Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat
Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat
Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.
- Record
CVE-2022-0370- CVSS 3.0
- 7.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2022-0532
Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.
- Record
EUVD-2022-0532- CVSS 3.0
- 7.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8wcc-f2vq-h4gx
Cross-site Scripting in livehelperchat
Stored XSS is found in Settings>Live help configuration>Personal Theme>static content. Under the NAME field put a payload {{constructor.constructor('alert(1)')()}} while creating content, and you will see that the input gets stored, and every time the user visits, the payload gets executed.
- Record
GHSA-8wcc-f2vq-h4gx- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.
- Record
CVE-2022-0370- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 3.0
- 7.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat
Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.
- Record
CVE-2022-0370- CVSS 3.0
- 7.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-8wcc-f2vq-h4gx
Cross-site Scripting in livehelperchat
Stored XSS is found in Settings>Live help configuration>Personal Theme>static content. Under the NAME field put a payload {{constructor.constructor('alert(1)')()}} while creating content, and you will see that the input gets stored, and every time the user visits, the payload gets executed.
- Record
GHSA-8wcc-f2vq-h4gx- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
remdex/livehelperchatPackagist |
before 3.93 | 3.93 |
remdex/livehelperchatPackagist |
before 3.93, plus listed versions 1.741.811.821.831.84 Show 12 moreShow less1.851.861.871.881.891.901.911.931.941.951.982.0 |
3.93 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-0370 is a high vulnerability (CVSS 7.1) in Livehelperchat, published January 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in remdex/livehelperchat 3.93.
References
huntr.dev/bounties/fbe4b376-57ce-42cd-a9a9-049c4099b3ca
github.com/livehelperchat/livehelperchat/commit/9f5bc33c943349bd765b991db0b7f6b6ef05cfdb
nvd.nist.gov/vuln/detail/CVE-2022-0370