How severe is CVE-2023-49947?

CVE-2023-49947 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-49947 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49947?

CVE-2023-49947 affects Forgejo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49947?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-49947 published?

CVE-2023-49947 was published on 2023-12-03 and last updated on 2026-06-17.

CVE-2023-49947

CVE-2023-49947 is a high-severity vulnerability in Forgejo with a CVSS 3.x base score of 7.5. 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-863.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Forgejo
Published: 2023-12-03
Last modified: 2026-06-17

Description

Forgejo before 1.20.5-1 allows 2FA bypass when docker login uses Basic Authentication.

Frequently asked questions

What is CVE-2023-49947?: Forgejo before 1.20.5-1 allows 2FA bypass when docker login uses Basic Authentication.
How severe is CVE-2023-49947?: CVE-2023-49947 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-49947 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49947?: CVE-2023-49947 affects Forgejo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49947?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-49947 published?: CVE-2023-49947 was published on 2023-12-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:forgejo:forgejo:*:*:*:*:*:*:*:*

More vulnerabilities in Forgejo

CVE-2023-49946 — Critical (CVSS 9.1): In Forgejo before 1.20.5-1, certain endpoints do not check whether an object belongs to a repository for which…
CVE-2023-49948 — Medium (CVSS 5.3): Forgejo before 1.20.5-1 allows remote attackers to test for the existence of private user accounts by appending .rss…

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CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

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