A

Addonmaster

C
CAUTION
6
Total CVEs
1
Crit / High
5
Medium
0%
Unpatched
0%
Patched
5.8
Avg CVSS
0
CISA KEV
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▸ CVE Trend by Year
▸ Patch Coverage
Patched
0%
Unpatched
0%
Under Review
100%
✓ 0 patched ✗ 0 unpatched ~ 3 under review
▸ Intelligence by Audience
PoC Available
1 / 20 shown
CISA KEV (Exploited)
0
Top EPSS (Exploitation Probability)
CVE-2025-30974 0.19% exploitation probability
CVE-2025-24733 0.18% exploitation probability
CVE-2024-34390 0.18% exploitation probability
Quick Facts for Reporting
Total CVEs tracked
6
Critical severity
0
Actively exploited (CISA)
0
Unpatched ratio
0%
Avg CVSS score
5.8
Security grade
C (CAUTION)
NVD Data Attribution
Source: NIST National Vulnerability Database (NVD) + GitHub Advisory Database.
Data aggregated by Valters IT Hub · valtersit.com
Last updated: 2026-06-30
Security Risk Score (for investors)
LOW
Vuln Volume
GOOD
Patch Responsiveness
LOW
CISA Exposure
⚠ Not financial advice. Past security incidents do not guarantee future stock performance.
▸ Security News Google News

No recent security news found for Addonmaster.

▸ Recent CVEs showing 20 of 3
CVE IDSeverityPatchEPSSDate
CVE-2025-30974 PoC 4.3 MEDIUM PATCH UNDER REVIEW 0.19% 2025-06-06
CVE-2025-24733 6.5 MEDIUM PATCH UNDER REVIEW 0.18% 2025-01-24
CVE-2024-34390 6.5 MEDIUM PATCH UNDER REVIEW 0.18% 2024-05-06
View all 3 CVEs for Addonmaster →
▸Intel
Trust ScoreC — CAUTION
Max CVSS7.1
Last Updated2026-06-30
▸Top Weaknesses
CWE-862
Unknown Weakness Type
3 occurrences in Addonmaster CVEs (50% of total)
CWE-862 ⓘ
3
CWE-79
Cross-Site Scripting (XSS)
2 occurrences in Addonmaster CVEs (33% of total)
CWE-79 ⓘ
2
CWE-98
Unknown Weakness Type
1 occurrence in Addonmaster CVEs (17% of total)
CWE-98 ⓘ
1
▸Company Profile

Addonmaster is a software vendor that develops browser extensions and add-ons, primarily for the Chrome and Firefox ecosystems. Their products have been associated with multiple security vulnerabilities, with 6 tracked CVEs indicating potential risks in their software supply chain. The company's significance in cybersecurity stems from the widespread use of browser extensions and the need for rigorous security vetting of such add-ons.

▸Response Metrics
Est. MTTR ⓘ ~500 days (Critical)
Mean Time To Remediate. Estimates days from CVE disclosure to patch.
Industry avg: ~60d (good) · 100-300d (poor) · 300d+ (critical)
CVE Trend ⓘ ↘ -50% better
CVE count 2025 vs 2024:  4 → 2 CVEs
Patch Speed ⓘ Poor (>65% open)
0% of CVEs still unpatched.  Excellent: <20% · Good: 20-40% · Avg: 40-65% · Poor: >65%
▸ Financial Risk Estimate
Est. GDPR Low
€600K
Est. GDPR High
€6.0M

Based on 0 critical CVEs, 0 CISA KEV, 100% unpatched. Model: GDPR Art.83 · not legal advice.

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