How severe is CVE-2026-33353?

CVE-2026-33353 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-33353 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-33353?

CVE-2026-33353 affects Charm Soft Serve. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-33353?

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

Does CVE-2026-33353 have an EU (EUVD) identifier?

Yes. CVE-2026-33353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20075.

When was CVE-2026-33353 published?

CVE-2026-33353 was published on 2026-03-24 and last updated on 2026-06-17.

CVE-2026-33353

CVE-2026-33353 is a medium-severity vulnerability in Charm Soft Serve with a CVSS 3.x base score of 6.5. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20075
Weakness: CWE-200
Affected product: Charm Soft Serve
Published: 2026-03-24
Last modified: 2026-06-17

Description

Soft Serve is a self-hostable Git server for the command line. From version 0.6.0 to before version 0.11.6, an authorization flaw in repo import allows any authenticated SSH user to clone a server-local Git repository, including another user's private repo, into a new repository they control. This issue has been patched in version 0.11.6.

Frequently asked questions

What is CVE-2026-33353?: Soft Serve is a self-hostable Git server for the command line. From version 0.6.0 to before version 0.11.6, an authorization flaw in repo import allows any authenticated SSH user to clone a server-local Git repository, including another user's private repo, into a new repository they control. This issue has been patched in version 0.11.6.
How severe is CVE-2026-33353?: CVE-2026-33353 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-33353 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-33353?: CVE-2026-33353 affects Charm Soft Serve. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-33353?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-33353 have an EU (EUVD) identifier?: Yes. CVE-2026-33353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20075.
When was CVE-2026-33353 published?: CVE-2026-33353 was published on 2026-03-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:charm:soft_serve:*:*:*:*:*:go:*:*

More vulnerabilities in Charm Soft Serve

CVE-2026-24058 — Critical (CVSS 9.8): Soft Serve is a self-hostable Git server for the command line. Versions 0.11.2 and below have a critical authentication…
CVE-2026-30832 — Critical (CVSS 9.1): Soft Serve is a self-hostable Git server for the command line. From version 0.6.0 to before version 0.11.4, an…
CVE-2025-64522 — Critical (CVSS 9.1): Soft Serve is a self-hostable Git server for the command line. Versions prior to 0.11.1 have a SSRF vulnerability where…
CVE-2025-22130 — High (CVSS 8.8): Soft Serve is a self-hostable Git server for the command line. Prior to 0.8.2 , a path traversal attack allows existing…
CVE-2023-43809 — High (CVSS 7.5): Soft Serve is a self-hostable Git server for the command line. Prior to version 0.6.2, a security vulnerability in Soft…
CVE-2026-22253 — Medium (CVSS 5.4): Soft Serve is a self-hostable Git server for the command line. Prior to version 0.11.2, an authorization bypass in the…

All CVEs affecting Charm Soft Serve →

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