Exploited vulnerabilities / CVE-2015-5287
Confirmed exploited · privilege escalation · Red Hat Automatic Bug Reporting ToolCVE-2015-5287
Red Hat Automatic Bug Reporting Tool privilege escalation, confirmed exploited in the wild.
Red Hat Automatic Bug Reporting Tool (ABRT) contains a privilege escalation vulnerability that could allow local users with certain permissions to gain privileges via a symlink attack on a file with a predictable name. The impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.
| CISA's name for it | Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability |
|---|---|
| Vendor and product | Red Hat · Automatic Bug Reporting Tool |
| Type | privilege escalation · not stated |
| Exploited | Confirmed by CISA listed 26 August 2026 |
| Likelihood | more likely to be exploited than most |
| Deadline | 9 September 2026 · already passed |
| Used in ransomware | Not reported |
| Advisories | github.com ↗ · www.cisa.gov ↗ · www.cisa.gov ↗ · nvd.nist.gov ↗ |
Three steps, in this order
Install the update on every affected system, servers and workstations alike.
Escalation bugs are chained after a first foothold: check for other exposures an attacker could start from.
Review who holds administrative rights, and alert on new ones.
| CISA's required action | Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. |
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Know before someone else finds it
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CVE-2015-5287 in short
Is CVE-2015-5287 being exploited?
Yes. CISA added CVE-2015-5287 to its Known Exploited Vulnerabilities catalogue on 26 August 2026, which it does only on evidence of exploitation in the wild.
What is the CISA deadline for CVE-2015-5287?
US federal agencies must remediate it by 9 September 2026. Everyone else should treat that date as the latest safe point to patch an internet-facing system.
How likely is CVE-2015-5287 to be exploited in the next 30 days?
FIRST's Exploit Prediction Scoring System gives it 5.0%, the 92nd percentile of every CVE it scores.
How do I fix CVE-2015-5287?
Install the update on every affected system, servers and workstations alike. Escalation bugs are chained after a first foothold: check for other exposures an attacker could start from. Review who holds administrative rights, and alert on new ones.
Other Red Hat vulnerabilities being exploited
| CVE | Product | Type | Listed |
|---|---|---|---|
| CVE-2015-3246 | Libuser | privilege escalation | 26 August 2026 |
Sources: CISA Known Exploited Vulnerabilities catalogue (released 10 November 2026) and FIRST EPSS. Page compiled automatically by SAK T.L.M, the threat-intelligence tool of SAK T.E.C, on 13 November 2026.