CVE-2019-17537

CVE-2019-17537 is a high-severity vulnerability in Jnoj Jiangnan Online Judge 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

Description

Jiangnan Online Judge (aka jnoj) 0.8.0 has Directory Traversal for file deletion via the web/polygon/problem/deletefile?id=1&name=../ substring.

Frequently asked questions

What is CVE-2019-17537?
Jiangnan Online Judge (aka jnoj) 0.8.0 has Directory Traversal for file deletion via the web/polygon/problem/deletefile?id=1&name=../ substring.
How severe is CVE-2019-17537?
CVE-2019-17537 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-2019-17537 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-17537?
CVE-2019-17537 affects Jnoj Jiangnan Online Judge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-17537?
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-2019-17537 published?
CVE-2019-17537 was published on 2019-10-13 and last updated on 2026-06-17.

References

Affected products (1)

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