CVE-2026-48910
Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing
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.
- Record
CVE-2026-48910- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-02
EUVDEUVD-2026-51183
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.
- Record
EUVD-2026-51183- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g956-w8r6-2m72
A carefully crafted editing request could trigger an XSS vulnerability on Apache JSPWiki when...
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.
- Record
GHSA-g956-w8r6-2m72- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-48910- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-02
OSV
Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing
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.
- Record
CVE-2026-48910- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-80
- 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-2026-48910 is a medium vulnerability (CVSS 6.5) in Apache Jspwiki, published July 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.