CVE-2019-11039

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-24. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 9.1Exploit: None knownExposed: 0

A fix is available — apply it.

Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
47(Track)
EG Risk 47/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation3% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
3%
EPSS %ILE
87%
KEV
Not listed

Published

June 19, 2019

Last Modified

November 21, 2024

Advisory Details (7)

Auto-updated Jul 20, 2026
Patch available. Sources: redhat.
redhat Patch Available
https://access.redhat.com/errata/RHSA-2019:2519
generic

[SECURITY] [DSA 4529-1] php7.0 security update

https://www.debian.org/security/2019/dsa-4529
generic

[SECURITY] [DSA 4527-1] php7.3 security update

https://www.debian.org/security/2019/dsa-4527
generic

Bugtraq: [SECURITY] [DSA 4529-1] php7.0 security update

https://seclists.org/bugtraq/2019/Sep/38
generic

Bugtraq: [SECURITY] [DSA 4527-1] php7.3 security update

https://seclists.org/bugtraq/2019/Sep/35
generic

PHP :: Sec Bug #78069 :: Out-of-bounds read in iconv.c:_php_iconv_mime_decode() due to integer overflow

https://bugs.php.net/bug.php?id=78069
redhat Patch Available
https://access.redhat.com/errata/RHSA-2019:3299

Vendor Advisories for CVE-2019-11039(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(6)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibphp5-embed (5.5.9+dfsg-1ubuntu4.29+esm3) @ trusty2026-05-27ubuntu
ubuntuphp7.0-zip (7.0.33-0ubuntu0.16.04.5) @ xenial2026-05-27ubuntu
redhatphp:7.3-8020020200715124551.ceb1cf902020-09-08redhat
redhatphp:7.2-8020020191108065827.2c7ca8912020-04-28redhat
redhatrh-php72-php-0:7.2.24-1.el72019-11-01redhat
redhatrh-php71-php-0:7.1.30-1.el72019-08-19redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(3 across 3 ecosystems)
Debian:10(1)
PackageVulnerable rangeFixed inDependents
php7.37.3.4-2, 7.3.6-1, 7.3.8-17.3.9-1~deb10u1—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
php55.6.11+dfsg-1 ... 5.6.9+dfsg-1 (49 versions)5.6.40+dfsg-0+deb8u4—
Debian:9(1)
PackageVulnerable rangeFixed inDependents
php7.07.0.19-1 ... 7.0.33-0+deb9u3 (20 versions)7.0.33-0+deb9u5—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(5)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 7× in last 7d / 25× 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.

Showing the most recent 100 of 138 total refreshes for this CVE.

  1. 2026-09-08 10:05 UTCOSV refresh
  2. 2026-09-07 15:57 UTCEPSS rescore
  3. 2026-09-06 13:44 UTCEPSS rescore
  4. 2026-09-05 15:24 UTCEPSS rescore
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  15. 2026-08-21 23:45 UTCEPSS rescore
  16. 2026-08-21 20:14 UTCOSV refresh
  17. 2026-08-20 22:51 UTCEPSS rescore
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  24. 2026-08-13 21:56 UTCEPSS rescore
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  1. 2026-08-09 13:43 UTCEPSS rescore
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  5. 2026-08-06 03:51 UTCOSV refresh
  6. 2026-08-05 19:13 UTCEPSS rescore
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  8. 2026-08-04 10:33 UTCEPSS rescore
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  20. 2026-07-23 01:38 UTCEG score recompute
  21. 2026-07-22 22:19 UTCEG score recompute
  22. 2026-07-22 14:05 UTCEPSS rescore
  23. 2026-07-21 15:22 UTCEPSS rescore
  24. 2026-07-21 15:22 UTCEPSS rescore
  25. 2026-07-20 17:04 UTCEPSS rescore
  26. 2026-07-20 14:34 UTCOSV refresh
  27. 2026-07-19 14:28 UTCEPSS rescore
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  40. 2026-07-09 19:06 UTCEPSS rescore
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  46. 2026-07-04 06:28 UTCEPSS rescore
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  48. 2026-07-03 09:56 UTCOSV refresh
  49. 2026-07-02 16:56 UTCEPSS rescore
  50. 2026-07-01 15:03 UTCEPSS rescore
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  75. 2026-06-15 17:45 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2019-11039?
CVE-2019-11039 is a critical vulnerability published on June 19, 2019. Function iconvmimedecode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.
When was CVE-2019-11039 disclosed?
CVE-2019-11039 was first published in the National Vulnerability Database on June 19, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-11039 actively exploited?
CVE-2019-11039 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 13.0% of all scored CVEs.
What is the CVSS score of CVE-2019-11039?
CVE-2019-11039 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2019-11039?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-11039, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-11039

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