Vulnerability

CVE-2026-34033

Medium· 5.4CVSS5.4EPSS0%

.rules3/5

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.

Threat signal

54/100

Elevated

Severity

medium

CVSS

5.4

EPSS

Active

CVSS

v3.1via NVDOpen in FIRST calculator →

5.4/ 10MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack VectorNetworkExploitable remotely over the internet — no local access needed.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredLowStandard user privileges sufficient.
User InteractionRequiredRequires user action (click, file open, etc).
ScopeChangedImpact extends beyond the vulnerable component (e.g. sandbox escape).
Confidentiality ImpactLowSome data disclosure; attacker doesn't fully control what.
Integrity ImpactLowSome data modification; attacker doesn't fully control extent.
Availability ImpactNoneNo availability impact.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

0.05%

probability of exploitation in next 30 days

p15

higher than 15% of all CVEs

3-day trend↑ 0pp

Low exploitation likelihood — defer if no other signals fire.

Vendor VEX

No VEX statements published for CVE-2026-34033. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCDefer

No exploitation, limited impact or prevalence

exploitation: none
automatable: no
impact: partial
mission: support

Lifecycle

2026-06-09Published
2026-06-11Last modified1 source

References

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.