CVE-2019-17491
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web...
CVE-2019-17491 is a medium vulnerability (CVSS 6.1) in Jnoj Jiangnan Online Judge, published October 10, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 65th percentile. No source names a fixed version.
- Severity
- 6.1 MediumCVSS 3.1, NVD
- Exploit chance
- 1.06%EPSS, 65th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
Affected products
What each source reports
NVD Score used
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
- Record
CVE-2019-17491- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE ListNo score
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
- Record
CVE-2019-17491- Updated
- 2026-11-02
EUVDEUVD-2019-7848No score
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
- Record
EUVD-2019-7848- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mhjc-h5wh-hm8c
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web...
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
- Record
GHSA-mhjc-h5wh-hm8c- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Jiangnan Online Judge (aka jnoj) 0.8.0 has XSS via the Problem[description] parameter to web/admin/problem/create or web/polygon/problem/update.
- Record
CVE-2019-17491- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.