SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-28814

Arbitrary Wiki Markup rendering due to lack of authentication in Apache JSPWiki up to 2.12.3 allows attacker to obtain sensitive data stored in JSPWiki variables.

HIGH 7.5EPSS 0.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Arbitrary Wiki Markup rendering due to lack of authentication in Apache JSPWiki up to 2.12.3 allows attacker to obtain sensitive data stored in JSPWiki variables. Users are recommended to upgrade to version 2.12.4 or 3.0.0, which fixes this issue.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.41% probability · 35th percentile
CISA KEV
Not listed
Weakness
CWE-306
Affected
apache/jspwiki
Source
security@apache.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.