CVE-2024-57728

Exp

SimpleHelp remote support software v5.5.7 and before allows admin users to upload arbitrary files anywhere on the file system by uploading a crafted zip file (i.e. zip slip). This can be exploited to execute arbitrary code on the host in the context of the SimpleHelp server user.

Published: 2025-01-15 Last update: 2026-04-24 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-57728 is rated Critical Active Threat (88.8/100): CVSS High severity, with high exploitation likelihood (EPSS 53.88%, 98th percentile). Core evidence: CISA KEV confirms active exploitation (added 2026-04-24) affecting SimpleHelp / SimpleHelp. a weakness (CWE-22) Unauthenticated remote administrative access may be possible. Mandatory action: The CISA remediation deadline has passed—treat as an emergency patch priority.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

CISA KEV Record for CVE-2024-57728

Name: SimpleHelp Path Traversal Vulnerability · CISA KEV detail

Exploit added: 2026-04-24

Action due: 2026-05-08

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Exploit prediction scoring system (EPSS) score for CVE-2024-57728

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-01 53.16% 53.88% +0.72%
2 2026-05-31 52.43% 53.16% +0.73%
3 2026-05-22 52.43%

Full EPSS history (40 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-57728

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.2 5.9 [email protected]
7.2 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.2 5.9 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2024-57728

GitHub Security Advisory for CVE-2024-57728

GHSA-mchm-7mqx-7299 · Severity: high — SimpleHelp remote support software v5.5.7 and before allows admin users to upload arbitrary files...

Affected software / configurations for CVE-2024-57728

Vendor Product Version Raw CPE
simple-help simplehelp < 5.5.8 cpe:2.3:a:simple-help:simplehelp:*:*:*:*:*:*:*:*

References for CVE-2024-57728

cvelogic Threat Intelligence