How severe is CVE-2011-4454?

CVE-2011-4454 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2011-4454 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4454?

CVE-2011-4454 primarily affects Tiki. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4454?

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

When was CVE-2011-4454 published?

CVE-2011-4454 was published on 2019-11-20 and last updated on 2026-06-16.

CVE-2011-4454

CVE-2011-4454 is a medium-severity vulnerability in Tiki with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Tiki
Published: 2019-11-20
Last modified: 2026-06-16

Description

Multiple cross-site scripting vulnerabilities in Tiki 8.0 RC1 and earlier allow remote attackers to inject arbitrary web script or HTML via the path info to (1) tiki-remind_password.php, (2) tiki-index.php, (3) tiki-login_scr.php, or (4) tiki-index.

Frequently asked questions

What is CVE-2011-4454?: Multiple cross-site scripting vulnerabilities in Tiki 8.0 RC1 and earlier allow remote attackers to inject arbitrary web script or HTML via the path info to (1) tiki-remind_password.php, (2) tiki-index.php, (3) tiki-login_scr.php, or (4) tiki-index.
How severe is CVE-2011-4454?: CVE-2011-4454 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2011-4454 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4454?: CVE-2011-4454 primarily affects Tiki. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4454?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4454 published?: CVE-2011-4454 was published on 2019-11-20 and last updated on 2026-06-16.

References

https://packetstormsecurity.com/files/107082/Tiki-Wiki-CMS-Groupware-Cross-Site-Scripting.html

Affected products (3)

cpe:2.3:a:tiki:tiki:*:*:*:*:*:*:*:*
cpe:2.3:a:tiki:tiki:8.0:beta:*:*:*:*:*:*
cpe:2.3:a:tiki:tiki:8.0:rc1:*:*:*:*:*:*

More vulnerabilities in Tiki

CVE-2020-15906 — Critical (CVSS 9.8): tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
CVE-2023-22850 — High (CVSS 8.8): Tiki before 24.1, when the Spreadsheets feature is enabled, allows lib/sheet/grid.php PHP Object Injection because of…
CVE-2023-22853 — High (CVSS 8.8): Tiki before 24.1, when feature_create_webhelp is enabled, allows lib/structures/structlib.php PHP Object Injection…
CVE-2018-7304 — High (CVSS 8.8): Tiki 17.1 does not validate user input for special characters; consequently, a CSV Injection attack can open a CMD.EXE…
CVE-2023-22851 — High (CVSS 7.2): Tiki before 24.2 allows lib/importer/tikiimporter_blog_wordpress.php PHP Object Injection by an admin because of an…
CVE-2011-4558 — High (CVSS 7.2): Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and…

All CVEs affecting Tiki →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →