CVE-2021-4312

Name: CVE-2021-4312
Creator: NVD / NIST
Published: 2023-01-13T18:15:10.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.52%

Last modified Jun 17, 2026

CVE-2021-4312 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as problematic has been found in Th3-822 Rapidleech. This affects the function zip_go of the file classes/options/zip.php. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as problematic has been found in Th3-822 Rapidleech. This affects the function zip_go of the file classes/options/zip.php. The manipulation of the argument archive leads to cross site scripting. It is possible to initiate the attack remotely. The patch is named 885a87ea4ee5e14fa95801eca255604fb2e138c6. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-218295. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.52%

40.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rapidleech	Rapidleech	< 2021-09-11

References

https://github.com/Th3-822/rapidleech/commit/885a87ea4ee5e14fa95801eca255604fb2e138c6Patch
https://vuldb.com/?ctiid.218295Permissions Required, Third Party Advisory
https://vuldb.com/?id.218295Permissions Required, Third Party Advisory
https://github.com/Th3-822/rapidleech/commit/885a87ea4ee5e14fa95801eca255604fb2e138c6Patch
https://vuldb.com/?ctiid.218295Permissions Required, Third Party Advisory
https://vuldb.com/?id.218295Permissions Required, Third Party Advisory

Timeline

Published: Jan 13, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4312?

How severe is CVE-2021-4312?

CVE-2021-4312 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4312?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-4312?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST