How severe is CVE-2022-39977?

CVE-2022-39977 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-39977 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-39977?

CVE-2022-39977 affects Online Pet Shop We App Project Online Pet Shop We App. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-39977?

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-2022-39977 published?

CVE-2022-39977 was published on 2022-10-27 and last updated on 2026-06-17.

CVE-2022-39977

CVE-2022-39977 is a high-severity vulnerability in Online Pet Shop We App Project Online Pet Shop We App with a CVSS 3.x base score of 7.2. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Online Pet Shop We App Project Online Pet Shop We App
Published: 2022-10-27
Last modified: 2026-06-17

Description

Online Pet Shop We App v1.0 was discovered to contain an arbitrary file upload vulnerability via the Editing function in the User module. This vulnerability allows attackers to execute arbitrary code via a crafted PHP file uploaded through the picture upload point.

Frequently asked questions

What is CVE-2022-39977?: Online Pet Shop We App v1.0 was discovered to contain an arbitrary file upload vulnerability via the Editing function in the User module. This vulnerability allows attackers to execute arbitrary code via a crafted PHP file uploaded through the picture upload point.
How severe is CVE-2022-39977?: CVE-2022-39977 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-39977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-39977?: CVE-2022-39977 affects Online Pet Shop We App Project Online Pet Shop We App. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-39977?: 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-2022-39977 published?: CVE-2022-39977 was published on 2022-10-27 and last updated on 2026-06-17.

References

https://github.com/z1pwn/bug_report/blob/main/vendors/oretnom23/online-pet-shop-we-app/RCE-2.md

Affected products (1)

cpe:2.3:a:online_pet_shop_we_app_project:online_pet_shop_we_app:1.0:*:*:*:*:*:*:*

More vulnerabilities in Online Pet Shop We App Project Online Pet Shop We App

CVE-2022-41408 — Critical (CVSS 9.8): Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at…
CVE-2021-35458 — Critical (CVSS 9.8): Online Pet Shop We App 1.0 is vulnerable to Union SQL Injection in products.php (aka p=products) via the c or s…
CVE-2022-39978 — High (CVSS 7.2): Online Pet Shop We App v1.0 was discovered to contain an arbitrary file upload vulnerability via the Editing function…
CVE-2022-41407 — High (CVSS 7.2): Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at…
CVE-2022-41378 — High (CVSS 7.2): Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at…
CVE-2022-41377 — High (CVSS 7.2): Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at…

All CVEs affecting Online Pet Shop We App Project Online Pet Shop We App →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →