CVE Tools
Sign in
Home/Vulnerability/CVE-2026-34033

CVE-2026-34033

Apache Answer: HTML Content Injection in Email

Published: Jun 9, 2026Updated: Jun 11, 2026 Sources: CVE List NVD
NVD MITRE
5.4CVSS
MEDIUM

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.0. User-supplied content was included in notification emails without proper escaping, allowing authenticated users to inject arbitrary HTML into emails sent to other users. Users are recommended to upgrade to version 2.0.1, which fixes the issue.

EPSS Score
0.0%
Top 85.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-80CWE-79

Affected Products

answer
apache
Web & CMS Plugins / cms-core
Apache Answer
Apache Software Foundation
Web & CMS Plugins / cms-core
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://lists.apache.org/thread/wrfd9blbfotfg479jr8vlwfx6pwr9sgj
lists.apache.org
http://www.openwall.com/lists/oss-security/2026/06/09/3
openwall.com

Timeline

Published
Jun 9, 2026
Last Updated
Jun 11, 2026
News mentions
1

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-34033 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows