7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
43.2%
It’s possible to make the farm unusable by adding an object to a page with a huge number (e.g. 67108863). This will most of the time fill the memory allocated to XWiki and make it unusable every time this document is manipulated.
It has been patched in XWiki 14.0
There is no workaround.
https://jira.xwiki.org/browse/XWIKI-19223
If you have any questions or comments about this advisory:
github.com/xwiki/xwiki-platform
github.com/xwiki/xwiki-platform/commit/04e5a89d2879b160cdfaea846024d3d9c1a525e6
github.com/xwiki/xwiki-platform/commit/db3d1c62fc5fb59fefcda3b86065d2d362f55164
github.com/xwiki/xwiki-platform/commit/fdfce062642b0ac062da5cda033d25482f4600fa
github.com/xwiki/xwiki-platform/security/advisories/GHSA-92wp-r7hm-42g7
jira.xwiki.org/browse/XWIKI-19223
nvd.nist.gov/vuln/detail/CVE-2023-26470
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
43.2%