CVE-2022-39977: Online Pet Shop We App v1.0 was discovered to contain an arbitrary file upload vulnerability via the Editing f

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HIGH 7.2DOWNGRADE

CVE-2022-39977 is a high-severity flaw (CVSS 7.2) affecting online pet shop we app. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-434
Published	2022-10-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: online pet shop we app project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-10-27 20:15 UTCPublished CVE record published
2026-06-17 04:58 UTCUpdated Record last modified

online pet shop we app project online pet shop we app DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy online-pet-shop-we-app || rpm -q online-pet-shop-we-app || online-pet-shop-we-app --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison online-pet-shop-we-app sudo apt install online-pet-shop-we-app=<VERSION_BEFORE_1.0> sudo apt-mark hold online-pet-shop-we-app

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list online-pet-shop-we-app sudo dnf downgrade online-pet-shop-we-app-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-pet-shop-we-app

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-39977?

online pet shop we app: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-39977 being exploited?

CVE-2022-39977 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-39977 affect?

CVE-2022-39977 affects online pet shop we app. Severity is high (CVSS 7.2). 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

How urgent is CVE-2022-39977?

Priority 48/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-1042 LOW 3.5 DOWNGRADE A vulnerability has been found in SourceCodester Online Pet Shop We App 1.0 and classified as problematic
CVE-2022-41408 CRITICAL 9.8 DOWNGRADE Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /a
CVE-2022-41407 HIGH 7.2 DOWNGRADE Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /a
CVE-2022-41378 HIGH 7.2 DOWNGRADE Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /p
CVE-2022-41377 HIGH 7.2 DOWNGRADE Online Pet Shop We App v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /p

References

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