How severe is CVE-2017-9511?

CVE-2017-9511 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-2017-9511 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9511?

CVE-2017-9511 primarily affects Atlassian Crucible. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-9511?

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-2017-9511 published?

CVE-2017-9511 was published on 2017-08-24 and last updated on 2026-06-17.

CVE-2017-9511

CVE-2017-9511 is a high-severity vulnerability in Atlassian Crucible 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Atlassian Crucible
Published: 2017-08-24
Last modified: 2026-06-17

Description

The MultiPathResource class in Atlassian Fisheye and Crucible, before version 4.4.1 allows anonymous remote attackers to read arbitrary files via a path traversal vulnerability when Fisheye or Crucible is running on the Microsoft Windows operating system.

Frequently asked questions

What is CVE-2017-9511?: The MultiPathResource class in Atlassian Fisheye and Crucible, before version 4.4.1 allows anonymous remote attackers to read arbitrary files via a path traversal vulnerability when Fisheye or Crucible is running on the Microsoft Windows operating system.
How severe is CVE-2017-9511?: CVE-2017-9511 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-2017-9511 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9511?: CVE-2017-9511 primarily affects Atlassian Crucible. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-9511?: 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-2017-9511 published?: CVE-2017-9511 was published on 2017-08-24 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*

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