CVE-2026-24824
A XSS in yacy/yacy_search_server
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
A XSS in yacy/yacy_search_server
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
- Record
CVE-2026-24824- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/V:D/RE:M/U:Amber - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-4805
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
- Record
EUVD-2026-4805- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/V:D/RE:M/U:Amber - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-49v6-p72m-p687
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
- Record
GHSA-49v6-p72m-p687- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:M/U:Amber - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
- Record
CVE-2026-24824- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:M/U:Amber - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
A XSS in yacy/yacy_search_server
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in yacy yacy_search_server (source/net/yacy/http/servlets modules). This vulnerability is associated with program files YaCyDefaultServlet.Java.
This issue affects yacy_search_server.
- Record
CVE-2026-24824- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/V:D/RE:M/U:Amber - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-24824 is a medium vulnerability (CVSS 6.9) in Yacy Search Server, published January 27, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 31st percentile. No source names a fixed version.