KOHA Library System version 16.11.x (up until 16.11.13) and 17.05.x (up until 17.05.05)…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
KOHA Library System version 16.11.x (up until 16.11.13) and 17.05.x (up until 17.05.05) contains a Cross Site Scripting (XSS) vulnerability in Multiple fields on multiple pages including /cgi-bin/koha/acqui/supplier.pl?op=enter , /cgi-bin/koha/circ/circulation.pl?borrowernumber=[number] , /cgi-bin/koha/serials/subscription-add.pl that can result in Privilege escalation by taking control of higher privileged users browser sessions. This attack appear to be exploitable via Victims must be socially engineered to visit a vulnerable webpage containing malicious payload. This vulnerability appears to have been fixed in 17.11.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-1000670
- 2026-10-03 Alias added: GHSA-jmgp-hv54-4jff
- 2026-10-16 EPSS moved to the 50th–90th percentile
References
More Koha vulnerabilities
- TI-2024-18975 An issue in Koha ILS 23.05 and before allows a remote attacker to execute arbitrary code… CVSS 3.1CRITICAL 9.6
- TI-2024-18976 Cross Site Scripting vulnerability in Koha ILS 23.05 and before allows a remote attacker… CVSS 3.1CRITICAL 9.6
- TI-2026-24397 Authenticated SQL Injection in Koha displayby parameter of suggestion.pl CVSS 4.0HIGH 8.7
- TI-2024-16095 CSV Injection vulnerability in '/members/moremember.pl' and '/admin/aqbudgets.pl'… CVSS 3.1HIGH 8.8
- TI-2026-21318 Koha versions up to 25.11 contain a Server-Side Request Forgery (SSRF) vulnerability via… CVSS 3.1MEDIUM 6.5
- TI-2015-03876 Multiple directory traversal vulnerabilities in Koha 3.14.x before 3.14.16, 3.16.x before… CVSS 3.0HIGH 7.5
Sources
- CVE-2018-1000670 · CVE Program
- CVE-2018-1000670 · NVD
- FIRST EPSS
- GHSA-jmgp-hv54-4jff · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences