CVE-2014-2861 — Incomplete blacklist vulnerability in PaperThin CommonSpot before 7.0.2 and 8.x before 8.0.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string, as demonstrated by bypassing a protection mechanism that removes only the "alert" string

Back Back to CVE browser

MEDIUM

Incomplete blacklist vulnerability in PaperThin CommonSpot before 7.0.2 and 8.x before 8.0.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string, as demonstrated by bypassing a protection mechanism that removes only the "alert" string

Published Apr 15, 2014

4.3

MEDIUM

CVSS 2.0

EPSS 2.16%

Description

Incomplete blacklist vulnerability in PaperThin CommonSpot before 7.0.2 and 8.x before 8.0.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string, as demonstrated by bypassing a protection mechanism that removes only the "alert" string.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.16% 0.02156

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

EPSS probability 0.02156

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (12 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	2.16% (0.02156)	81.51th	v5 (v2026.06.15)
Jun 15, 2026	2.14% (0.02138)	79.57th	v5 (v2026.06.15)
Mar 17, 2025	0.55% (0.00545)	65.80th	v4 (v2025.03.14)
Dec 12, 2024	0.39% (0.00390)	74.12th	v3 (v2023.03.01)
Apr 25, 2024	0.16% (0.00158)	51.62th	v3 (v2023.03.01)
Mar 15, 2024	0.15% (0.00146)	49.43th	v3 (v2023.03.01)
Feb 8, 2024	0.10% (0.00102)	40.45th	v3 (v2023.03.01)
Mar 7, 2023	0.23% (0.00233)	59.55th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (1)

http://www.kb.cert.org/vuls/id/437385
third-party-advisoryx_refsource_CERT-VNUS Government Resource

Link	Providers	Tags
http://www.kb.cert.org/vuls/id/437385		third-party-advisoryx_refsource_CERT-VNUS Government Resource

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Apr 15, 2014

Updated Sep 17, 2024

Reserved Apr 15, 2014

Link CVE-2014-2861

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2014-2861

Red Hat

Severity n/a

Public date n/a

Links CVE-2014-2861