How severe is CVE-2025-69206?

CVE-2025-69206 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-69206 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-69206?

CVE-2025-69206 affects Hemmelig. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-69206?

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

Does CVE-2025-69206 have an EU (EUVD) identifier?

Yes. CVE-2025-69206 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205597.

When was CVE-2025-69206 published?

CVE-2025-69206 was published on 2025-12-29 and last updated on 2026-06-17.

CVE-2025-69206

CVE-2025-69206 is a medium-severity vulnerability in Hemmelig with a CVSS 3.x base score of 4.3. 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-205597
Weakness: CWE-918
Affected product: Hemmelig
Published: 2025-12-29
Last modified: 2026-06-17

Description

Hemmelig is a messing app with with client-side encryption and self-destructing messages. Prior to version 7.3.3, a Server-Side Request Forgery (SSRF) filter bypass vulnerability exists in the webhook URL validation of the Secret Requests feature. The application attempts to block internal/private IP addresses but can be bypassed using DNS rebinding or open redirect services. This allows an authenticated user to make the server initiate HTTP requests to internal network resources. Version 7.3.3 contains a patch for the issue.

Frequently asked questions

What is CVE-2025-69206?: Hemmelig is a messing app with with client-side encryption and self-destructing messages. Prior to version 7.3.3, a Server-Side Request Forgery (SSRF) filter bypass vulnerability exists in the webhook URL validation of the Secret Requests feature. The application attempts to block internal/private IP addresses but can be bypassed using DNS rebinding or open redirect services. This allows an authenticated user to make the server initiate HTTP requests to internal network resources. Version 7.3.3 contains a patch for the issue.
How severe is CVE-2025-69206?: CVE-2025-69206 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-69206 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-69206?: CVE-2025-69206 affects Hemmelig. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-69206?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-69206 have an EU (EUVD) identifier?: Yes. CVE-2025-69206 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205597.
When was CVE-2025-69206 published?: CVE-2025-69206 was published on 2025-12-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hemmelig:hemmelig:*:*:*:*:*:*:*:*

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