How severe is CVE-2019-25739?

CVE-2019-25739 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-25739 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2019-25739?

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

Does CVE-2019-25739 have an EU (EUVD) identifier?

Yes. CVE-2019-25739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20175.

When was CVE-2019-25739 published?

CVE-2019-25739 was published on 2026-06-04 and last updated on 2026-06-17.

CVE-2019-25739

CVE-2019-25739 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v4: 5.1
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2019-20175
Weakness: CWE-79
Published: 2026-06-04
Last modified: 2026-06-17

Description

GigToDo 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript and HTML code through the proposal description field. Attackers can craft XSS payloads in the create_proposal endpoint that execute when administrators or other users view the stored proposal, enabling cookie theft and malicious redirects.

Frequently asked questions

What is CVE-2019-25739?: GigToDo 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript and HTML code through the proposal description field. Attackers can craft XSS payloads in the create_proposal endpoint that execute when administrators or other users view the stored proposal, enabling cookie theft and malicious redirects.
How severe is CVE-2019-25739?: CVE-2019-25739 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-25739 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2019-25739?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25739 have an EU (EUVD) identifier?: Yes. CVE-2019-25739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20175.
When was CVE-2019-25739 published?: CVE-2019-25739 was published on 2026-06-04 and last updated on 2026-06-17.

References

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