CVE-2021-4049
Cross-Site Request Forgery (CSRF) in livehelperchat/livehelperchat
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cross-Site Request Forgery (CSRF) in livehelperchat/livehelperchat
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
- Record
CVE-2021-4049- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
EUVDEUVD-2021-2528
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
- Record
EUVD-2021-2528- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h86j-6h6m-qjqw No score
Cross-Site Request Forgery in remdex/livehelperchat
An attacker is able to log out a user if a logged-in user visits the attacker's website. While this cannot harm a user's account, it can be a great annoyance and is a valid CSRF.
- Record
GHSA-h86j-6h6m-qjqw- Weakness
- CWE-352
- Updated
- 2026-11-02
NVD
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
- Record
CVE-2021-4049- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-352
- Updated
- 2026-11-02
OSV
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
- Record
CVE-2021-4049- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVBIT-livehelperchat-2021-4049 No score
livehelperchat is vulnerable to Cross-Site Request Forgery (CSRF)
- Record
BIT-livehelperchat-2021-4049- Updated
- 2026-11-02
OSVGHSA-h86j-6h6m-qjqw No score
Cross-Site Request Forgery in remdex/livehelperchat
An attacker is able to log out a user if a logged-in user visits the attacker's website. While this cannot harm a user's account, it can be a great annoyance and is a valid CSRF.
- Record
GHSA-h86j-6h6m-qjqw- Weakness
- CWE-352
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
remdex/livehelperchatPackagist |
through 2.0 | None known |
livehelperchatBitnami |
before 2.0.0 | 2.0.0 |
remdex/livehelperchatPackagist |
through 2.0, plus listed versions 1.741.811.821.831.84 Show 11 moreShow less1.851.861.871.881.891.901.911.931.941.951.98 |
None known |
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-2021-4049 is a medium vulnerability (CVSS 4.3) in Livehelperchat Livehelperchat/livehelperchat, published December 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in livehelperchat 2.0.0.