CVE-2015-0881

NONECVSS 0.0

0.0

CRLF injection vulnerability in Squid before 3.1.1 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted header in a response.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 89.2%
KEV: Not listed

Published

February 20, 2015

Last Modified

May 6, 2026

References (4)

vultures@jpcerthttp://jvn.jp/en/jp/JVN64455813/index.html
vultures@jpcerthttp://jvndb.jvn.jp/jvndb/JVNDB-2015-000019
af854a3a-2127-422b-91ae-364da2661108http://jvn.jp/en/jp/JVN64455813/index.html
af854a3a-2127-422b-91ae-364da2661108http://jvndb.jvn.jp/jvndb/JVNDB-2015-000019

Data Freshness Timeline

(refreshed 5× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:25 UTCEG score recompute
2026-05-28 13:25 UTCGHSA enrichment
2026-05-28 13:25 UTCGHSA enrichment
2026-05-27 16:05 UTCOSV refresh

Frequently asked(4)

What is CVE-2015-0881?

CVE-2015-0881 is a none vulnerability published on February 20, 2015. CRLF injection vulnerability in Squid before 3.1.1 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted header in a response.

When was CVE-2015-0881 disclosed?

CVE-2015-0881 was first published in the National Vulnerability Database on February 20, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-0881 actively exploited?

CVE-2015-0881 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-0881?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-0881, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2015-0881

📅 Published

🔄 Last Modified

🔗 References (4)