CVE-2015-2426

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2022-03-28. Federal remediation due 2022-04-18.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

86.69% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.7% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2015-07-20 18:00Z11 YR AGO

Last updated

2025-10-21 23:55Z10 MO AGO

Reserved

2015-03-19

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-124Buffer Underwrite ('Buffer Underflow')Base
• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

584c6cce18d9eee2a3d1cf1396b94fed2a444a79ec4c4dbd16df74b89774a122

• www.securitytracker.com1032991http://www.securitytracker.com/id/1032991vdb-entryx_refsource_SECTRACK
• www.kb.cert.orgVU#103336http://www.kb.cert.org/vuls/id/103336third-party-advisoryx_refsource_CERT-VN
• blog.trendmicro.comhttp://blog.trendmicro.com/trendlabs-security-intelligence/a-look-at-the-open-type-font-manager-vulnerability-from-the-hacking-team-leak/x_refsource_MISC
• docs.microsoft.comMS15-078https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-078vendor-advisoryx_refsource_MS
• www.exploit-db.com38222https://www.exploit-db.com/exploits/38222/exploitx_refsource_EXPLOIT-DB
• www.securityfocus.com75951http://www.securityfocus.com/bid/75951vdb-entryx_refsource_BID
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2426government-resource