CVE-2017-9305 — lib/core/TikiFilter/PreventXss.php in Tiki Wiki CMS Groupware 16.2 allows remote attackers to bypass the XSS filter via padded zero characters, as demonstrated by an attack on tiki-batch_send_newsletter.php

Back Back to CVE browser

MEDIUM

lib/core/TikiFilter/PreventXss.php in Tiki Wiki CMS Groupware 16.2 allows remote attackers to bypass the XSS filter via padded zero characters, as demonstrated by an attack on tiki-batch_send_newsletter.php

Published May 31, 2017

6.1

MEDIUM

CVSS 3.0

EPSS 0.95%

Description

lib/core/TikiFilter/PreventXss.php in Tiki Wiki CMS Groupware 16.2 allows remote attackers to bypass the XSS filter via padded zero characters, as demonstrated by an attack on tiki-batch_send_newsletter.php.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.95% 0.00955

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00955

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.95% (0.00955)	59.99th	v5 (v2026.06.15)
Sep 20, 2026	0.95% (0.00955)	59.86th	v5 (v2026.06.15)
Jul 20, 2024	0.15% (0.00150)	51.67th	v3 (v2023.03.01)
Sep 3, 2023	0.15% (0.00150)	50.54th	v3 (v2023.03.01)
Mar 7, 2023	0.16% (0.00157)	50.32th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.78% (0.00785)	22.12th	v5 (v2026.06.15)
Apr 14, 2021	0.78% (0.00785)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (2)

https://github.com/tikiorg/tiki/commit/6c016e8f066d2f404b18eaa1af7fa0c7a9651ccd
x_refsource_MISCPatchVendor Advisory
https://www.cdxy.me/?p=763
x_refsource_MISCExploitThird Party Advisory

Link	Providers	Tags
https://github.com/tikiorg/tiki/commit/6c016e8f066d2f404b18eaa1af7fa0c7a9651ccd		x_refsource_MISCPatchVendor Advisory
https://www.cdxy.me/?p=763		x_refsource_MISCExploitThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published May 31, 2017

Updated Aug 5, 2024

Reserved May 30, 2017

Link CVE-2017-9305

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-9305

Red Hat

Severity n/a

Public date n/a

Links CVE-2017-9305