CVE-2026-48910 json
Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing
published 2026-07-30 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-51183
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 46%
- public exploits
- 0
- none known
Summary
A carefully crafted editing request could trigger an XSS vulnerability on Apache JSPWiki when parsing errors on the markdown renderer, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim.
This issue affects Apache JSPWiki: through 2.12.3.
Users are recommended to upgrade to version 2.12.4, which fixes the issue.
Patch / fix
- apache jspwiki 2.12.4
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
Affected products
- Apache Software Foundation Apache JSPWiki
Classification
- Weakness
-
- CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page
References
-
lists.apache.org
/thread/yvbdjnocw5qq3xkbjs9h77ghlg0bsw2c
vendor-advisory, mailing-list
-
openwall.com
/lists/oss-security/2026/07/30/18
mailing-list, third-party-advisory
Sources
- CVE List CVE-2026-48910
- NVD CVE-2026-48910
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