How severe is CVE-2022-30049?

CVE-2022-30049 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 high, integrity none, and availability none.

Is CVE-2022-30049 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-30049?

CVE-2022-30049 affects Ruifang-tech Rebuild. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-30049?

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-2022-30049 published?

CVE-2022-30049 was published on 2022-05-15 and last updated on 2026-06-17.

CVE-2022-30049

CVE-2022-30049 is a high-severity vulnerability in Ruifang-tech Rebuild 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-918.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Ruifang-tech Rebuild
Published: 2022-05-15
Last modified: 2026-06-17

Description

A Server-Side Request Forgery (SSRF) in Rebuild v2.8.3 allows attackers to obtain the real IP address and scan Intranet information via the fileurl parameter.

Frequently asked questions

What is CVE-2022-30049?: A Server-Side Request Forgery (SSRF) in Rebuild v2.8.3 allows attackers to obtain the real IP address and scan Intranet information via the fileurl parameter.
How severe is CVE-2022-30049?: CVE-2022-30049 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 high, integrity none, and availability none.
Is CVE-2022-30049 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-30049?: CVE-2022-30049 affects Ruifang-tech Rebuild. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-30049?: 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-2022-30049 published?: CVE-2022-30049 was published on 2022-05-15 and last updated on 2026-06-17.

References

https://github.com/getrebuild/rebuild/issues/460

Affected products (1)

cpe:2.3:a:ruifang-tech:rebuild:2.8.3:*:*:*:*:*:*:*

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