How severe is CVE-2023-42261?

CVE-2023-42261 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-42261 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42261?

CVE-2023-42261 primarily affects Opensecurity Mobile Security Framework. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-42261?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-42261 published?

CVE-2023-42261 was published on 2023-09-21 and last updated on 2026-06-17.

CVE-2023-42261

CVE-2023-42261 is a high-severity vulnerability in Opensecurity Mobile Security Framework with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Opensecurity Mobile Security Framework
Published: 2023-09-21
Last modified: 2026-06-17

Description

Mobile Security Framework (MobSF) <=v3.7.8 Beta is vulnerable to Insecure Permissions. NOTE: the vendor's position is that authentication is intentionally not implemented because the product is not intended for an untrusted network environment. Use cases requiring authentication could, for example, use a reverse proxy server.

Frequently asked questions

What is CVE-2023-42261?: Mobile Security Framework (MobSF) <=v3.7.8 Beta is vulnerable to Insecure Permissions. NOTE: the vendor's position is that authentication is intentionally not implemented because the product is not intended for an untrusted network environment. Use cases requiring authentication could, for example, use a reverse proxy server.
How severe is CVE-2023-42261?: CVE-2023-42261 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-42261 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42261?: CVE-2023-42261 primarily affects Opensecurity Mobile Security Framework. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-42261?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-42261 published?: CVE-2023-42261 was published on 2023-09-21 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:opensecurity:mobile_security_framework:*:*:*:*:*:*:*:*
cpe:2.3:a:opensecurity:mobile_security_framework:3.7.8:beta:*:*:*:*:*:*

More vulnerabilities in Opensecurity Mobile Security Framework

CVE-2026-24490 — High (CVSS 8.1): MobSF is a mobile application security testing tool used. Prior to version 4.4.5, a Stored Cross-site Scripting (XSS)…
CVE-2024-53999 — High (CVSS 8.1): Mobile Security Framework (MobSF) is a pen-testing, malware analysis and security assessment framework capable of…
CVE-2024-43399 — High (CVSS 8.0): Mobile Security Framework (MobSF) is a pen-testing, malware analysis and security assessment framework capable of…
CVE-2024-54000 — High (CVSS 7.5): Mobile Security Framework (MobSF) is a pen-testing, malware analysis and security assessment framework capable of…
CVE-2024-29190 — High (CVSS 7.5): Mobile Security Framework (MobSF) is a pen-testing, malware analysis and security assessment framework capable of…
CVE-2022-41547 — High (CVSS 7.5): Mobile Security Framework (MobSF) v0.9.2 and below was discovered to contain a local file inclusion (LFI) vulnerability…

All CVEs affecting Opensecurity Mobile Security Framework →

Other CWE-276 (Incorrect Default Permissions) vulnerabilities

CVE-2022-42150 — Critical (CVSS 10.0): TinyLab linux-lab v1.1-rc1 and cloud-labv0.8-rc2, v1.1-rc1 are vulnerable to insecure permissions. The default…
CVE-2020-29492 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2020-29491 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2025-40585 — Critical (CVSS 9.9): A vulnerability has been identified in Energy Services (All versions with G5DFR). Affected solutions using G5DFR…
CVE-2019-19896 — Critical (CVSS 9.9): In IXP EasyInstall 6.2.13723, there is Remote Code Execution via weak permissions on the Engine Service share. The…
CVE-2020-37129 — Critical (CVSS 9.8): Memu Play 7.1.3 contains an insecure folder permissions vulnerability that allows low-privileged users to modify the…

Browse all CWE-276 (Incorrect Default Permissions) vulnerabilities →