How severe is CVE-2025-70797?

CVE-2025-70797 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-2025-70797 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-70797?

CVE-2025-70797 affects Limesurvey. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-70797?

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

Does CVE-2025-70797 have an EU (EUVD) identifier?

Yes. CVE-2025-70797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209392.

When was CVE-2025-70797 published?

CVE-2025-70797 was published on 2026-04-09 and last updated on 2026-06-17.

CVE-2025-70797

CVE-2025-70797 is a medium-severity vulnerability in Limesurvey 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)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209392
Weakness: CWE-79
Affected product: Limesurvey
Published: 2026-04-09
Last modified: 2026-06-17

Description

Cross Site Scripting vulnerability in Limesurvey v.6.15.20+251021 allows a remote attacker to execute arbitrary code via the Box[title] and box[url] parameters.

Frequently asked questions

What is CVE-2025-70797?: Cross Site Scripting vulnerability in Limesurvey v.6.15.20+251021 allows a remote attacker to execute arbitrary code via the Box[title] and box[url] parameters.
How severe is CVE-2025-70797?: CVE-2025-70797 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-2025-70797 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-70797?: CVE-2025-70797 affects Limesurvey. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-70797?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-70797 have an EU (EUVD) identifier?: Yes. CVE-2025-70797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209392.
When was CVE-2025-70797 published?: CVE-2025-70797 was published on 2026-04-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:limesurvey:limesurvey:6.15.20:251021:*:*:*:*:*:*

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