How severe is CVE-2021-25035?

CVE-2021-25035 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-25035 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25035?

CVE-2021-25035 affects Revmakx Backup And Staging By Wp Time Capsule. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25035?

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

When was CVE-2021-25035 published?

CVE-2021-25035 was published on 2022-01-24 and last updated on 2026-06-17.

CVE-2021-25035

CVE-2021-25035 is a medium-severity vulnerability in Revmakx Backup And Staging By Wp Time Capsule with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Revmakx Backup And Staging By Wp Time Capsule
Published: 2022-01-24
Last modified: 2026-06-17

Description

The Backup and Staging by WP Time Capsule WordPress plugin before 1.22.7 does not sanitise and escape the error parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting

Frequently asked questions

What is CVE-2021-25035?: The Backup and Staging by WP Time Capsule WordPress plugin before 1.22.7 does not sanitise and escape the error parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting
How severe is CVE-2021-25035?: CVE-2021-25035 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-25035 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25035?: CVE-2021-25035 affects Revmakx Backup And Staging By Wp Time Capsule. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25035?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25035 published?: CVE-2021-25035 was published on 2022-01-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:revmakx:backup_and_staging_by_wp_time_capsule:*:*:*:*:*:wordpress:*:*

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