How severe is CVE-2026-48910?

CVE-2026-48910 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-48910 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48910?

CVE-2026-48910 affects Apache Jspwiki. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-48910?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-48910 published?

CVE-2026-48910 was published on 2026-07-30 and last updated on 2026-08-05.

CVE-2026-48910

CVE-2026-48910 is a medium-severity vulnerability in Apache Jspwiki with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-80.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-80
Affected product: Apache Jspwiki
Published: 2026-07-30
Last modified: 2026-08-05

Description

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.

Frequently asked questions

What is CVE-2026-48910?: 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.
How severe is CVE-2026-48910?: CVE-2026-48910 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-48910 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48910?: CVE-2026-48910 affects Apache Jspwiki. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-48910?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-48910 published?: CVE-2026-48910 was published on 2026-07-30 and last updated on 2026-08-05.

References

Affected products (1)

cpe:2.3:a:apache:jspwiki:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Jspwiki

CVE-2026-28812 — Critical (CVSS 9.8): UserManager lack of checks allows impersonation in Apache JSPWiki up to 2.12.3 which may allow attackers to escalate…
CVE-2021-44140 — Critical (CVSS 9.1): Remote attackers may delete arbitrary files in a system hosting a JSPWiki instance, versions up to 2.11.0.M8, by using…
CVE-2026-28813 — High (CVSS 8.8): Apache JSPWiki, up to 2.12.3, is vulnerable to JSON Hijacking, which leads to csrf vulnerabilities. Users are…
CVE-2022-34158 — High (CVSS 8.8): A carefully crafted invocation on the Image plugin could trigger an CSRF vulnerability on Apache JSPWiki before 2.11.3,…
CVE-2022-24947 — High (CVSS 8.8): Apache JSPWiki user preferences form is vulnerable to CSRF attacks, which can lead to account takeover. Apache JSPWiki…
CVE-2026-28814 — High (CVSS 7.5): Arbitrary Wiki Markup rendering due to lack of authentication in Apache JSPWiki up to 2.12.3 allows attacker to obtain…

All CVEs affecting Apache Jspwiki →

Other CWE-80 vulnerabilities

CVE-2024-39363 — Critical (CVSS 9.6): A cross-site scripting (xss) vulnerability exists in the login.cgi set_lang_CountryCode() functionality of Wavlink…
CVE-2023-39216 — Critical (CVSS 9.6): Improper input validation in Zoom Desktop Client for Windows before 5.14.7 may allow an unauthenticated user to enable…
CVE-2025-53883 — Critical (CVSS 9.3): A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run…
CVE-2026-32891 — Critical (CVSS 9.0): Anchorr is a Discord bot for requesting movies and TV shows and receiving notifications when items are added to a media…
CVE-2024-58355 — High (CVSS 8.9): Cal.com (calcom/cal.diy) versions through 4.7.15 contain a stored cross-site scripting vulnerability. The single…
CVE-2024-58353 — High (CVSS 8.9): Cal.com (repository calcom/cal.diy) in versions <= 4.7.15 is vulnerable to cross-site scripting (XSS) on the publicly…

Browse all CWE-80 vulnerabilities →