How severe is CVE-2021-27822?

CVE-2021-27822 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-27822 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27822?

CVE-2021-27822 affects Phpgurukul Vehicle Parking Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27822?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-27822 published?

CVE-2021-27822 was published on 2021-08-19 and last updated on 2026-06-17.

CVE-2021-27822

CVE-2021-27822 is a medium-severity vulnerability in Phpgurukul Vehicle Parking Management System with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Phpgurukul Vehicle Parking Management System
Published: 2021-08-19
Last modified: 2026-06-17

Description

A persistent cross site scripting (XSS) vulnerability in the Add Categories module of Vehicle Parking Management System 1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the Category field.

Frequently asked questions

What is CVE-2021-27822?: A persistent cross site scripting (XSS) vulnerability in the Add Categories module of Vehicle Parking Management System 1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the Category field.
How severe is CVE-2021-27822?: CVE-2021-27822 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-27822 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27822?: CVE-2021-27822 affects Phpgurukul Vehicle Parking Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27822?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27822 published?: CVE-2021-27822 was published on 2021-08-19 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/49595

Affected products (1)

cpe:2.3:a:phpgurukul:vehicle_parking_management_system:1.0:*:*:*:*:*:*:*

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