How severe is CVE-2020-7780?

CVE-2020-7780 has a CVSS 3.x base score of 6.3, 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 low.

Is CVE-2020-7780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7780?

CVE-2020-7780 affects Softwaremill Akka-http-session. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7780?

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

When was CVE-2020-7780 published?

CVE-2020-7780 was published on 2020-11-27 and last updated on 2026-06-17.

CVE-2020-7780

CVE-2020-7780 is a medium-severity vulnerability in Softwaremill Akka-http-session with a CVSS 3.x base score of 6.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.8
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Softwaremill Akka-http-session
Published: 2020-11-27
Last modified: 2026-06-17

Description

This affects the package com.softwaremill.akka-http-session:core_2.13 before 0.5.11; the package com.softwaremill.akka-http-session:core_2.12 before 0.5.11; the package com.softwaremill.akka-http-session:core_2.11 before 0.5.11. For older versions, endpoints protected by randomTokenCsrfProtection could be bypassed with an empty X-XSRF-TOKEN header and an empty XSRF-TOKEN cookie.

Frequently asked questions

What is CVE-2020-7780?: This affects the package com.softwaremill.akka-http-session:core_2.13 before 0.5.11; the package com.softwaremill.akka-http-session:core_2.12 before 0.5.11; the package com.softwaremill.akka-http-session:core_2.11 before 0.5.11. For older versions, endpoints protected by randomTokenCsrfProtection could be bypassed with an empty X-XSRF-TOKEN header and an empty XSRF-TOKEN cookie.
How severe is CVE-2020-7780?: CVE-2020-7780 has a CVSS 3.x base score of 6.3, 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 low.
Is CVE-2020-7780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7780?: CVE-2020-7780 affects Softwaremill Akka-http-session. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7780?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7780 published?: CVE-2020-7780 was published on 2020-11-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:softwaremill:akka-http-session:*:*:*:*:*:*:*:*

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