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Fencer Vulns
high 8.9

CVE-2023-26480 json

XWiki-Platform vulnerable to stored Cross-site Scripting via the HTML displayer in Live Data

published 2023-03-02 3 y ago modified 2026-09-10 1 mo ago also GHSA-32fq-m2q5-h83g , EUVD-2023-0840

cvss
8.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

XWiki Platform is a generic wiki platform. Starting in version 12.10, a user without script rights can introduce a stored cross-site scripting by using the Live Data macro. This has been patched in XWiki 14.9, 14.4.7, and 13.10.10. There are no known workarounds.

Patch / fix

  • maven org.xwiki.platform:xwiki-platform-livedata-macro 13.10.10, 14.4.7, 14.9
  • xwiki xwiki 13.10.10, 14.4.7, 14.9

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • jira.xwiki.org https://jira.xwiki.org/browse/XWIKI-20143 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 8.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L

Affected packages

ecosystem package affected fixed in
maven org.xwiki.platform:xwiki-platform-livedata-macro
>=12.10, <13.10.10
>=14.0, <14.4.7
>=14.5, <14.9
13.10.10
14.4.7
14.9

Affected products

  • xwiki xwiki-platform

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.