CVE-2026-8881
📛 CVE Title
CVE-2026-8881
Description
Version 3.0.7 of the Securly Chrome Extension uses EVP_BytesToKey key derivation with MD5 and a single iteration for AES encryption. MD5 has been broken since 2004 and a single iteration provides no key stretching.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- certcc
- CVSS severity
- high
- CVSS score
- 7.5 / 10
- CVSS vector
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Effective score
- 7.5 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-916 Use of Password Hash With Insufficient Computational Effort - Reserved
- 2026-05-18
- Published
- 2026-06-03 18:13 UTC
- Last updated
- 2026-06-04 17:25 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8881.json
- Linked Threat
- CVE-2026-8881 — CVE-2026-8881
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-06-03 19:16:39 UTC
- NVD last modified
- 2026-07-22 20:10:00 UTC
- NVD CVSS v3.1
- 7.5 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 3.6 / 10
- EPSS score
- 0.0016 (probability of exploitation in next 30 days)
- EPSS percentile
- 5.93% vs all CVEs — higher = more likely to be exploited, as of 2026-08-01
NVD / KEV / EPSS data refreshed 2026-08-01 16:35 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-34166 - Assigner
- certcc
- Published
- Jun 3, 2026, 6:13:14 PM
- Updated
- Jun 4, 2026, 5:25:48 PM
- EUVD base score (CVSS 3.1)
-
7.5 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - EUVD-reported EPSS
- 0.1600
- Vendors
- Securly
- Products
-
Securly Chrome Extension (0 ≤3.0.7)
- Aliases
-
GHSA-p539-q9q2-vqr2
ENISA description: Version 3.0.7 of the Securly Chrome Extension uses EVP_BytesToKey key derivation with MD5 and a single iteration for AES encryption. MD5 has been broken since 2004 and a single iteration provides no key stretching.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Securly | Securly Chrome Extension |
0 (affected)
|
— |
Affected products — CPE 2.3 (1) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:securly:securly:3.0.7:*:*:*:*:chrome:*:*
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (4)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://kb.cert.org/vuls/id/595768 tenable:kb.cert.org
- https://nvd.nist.gov/vuln/detail/CVE-2026-8881 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-8881 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (1)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://kb.cert.org/vuls/id/595768 cret@cert.org Third Party AdvisoryVDB Entry
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cybersecuritynews.com
Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.
2026-06-08 15:48 UTC -
web:federalnewsnetwork.com
CISA's latest emergency directive tells agencies to immediately patch critical vulnerabilities in Cisco networking devices.
2026-06-08 15:48 UTC -
web:github.com
CVE ID: CVE - 2026 -41091 Vulnerability Type: Improper Link Resolution Before File Access (CWE-59 - Link Following) Affected Component: Microsoft Malware Protection Engine Root Cause: Defender fails to properly resolve links/junctions during cloud-tagged file remediation /rollback, allowing redirection of privileged writes. Impact: Local authenticated attacker can escalate from standard user to ...
2026-06-08 15:48 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-06-08 15:48 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-06-08 15:48 UTC -
web:windowsforum.com
Microsoft's Fastest Fix Is a Mitigation , Not a Patch The important detail in Microsoft's May 14 notice is that there is no permanent Exchange security update available yet for CVE - 2026 -42897.
2026-06-08 15:48 UTC -
web:www.cisa.gov
Update May 14, 2026 : CISA has updated this Alert to include additional vulnerabilities, CVE - 2026 -20133 and CVE - 2026 -20182 and associated resources. The purpose of this Alert is to provide resources for organizations with Cisco Software-Defined Wide-Area Networking (SD-WAN) systems, including Federal Civilian Executive Branch (FCEB) agencies, to address ongoing exploitation of multiple ...
2026-06-08 15:48 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 130 vulnerabilities, including 30 critical, in its May 2026 Patch Tuesday rollout.
2026-06-08 15:48 UTC -
web:www.oracle.com
Oracle Critical Patch Update Advisory - April 2026 Description A Critical Patch Update is a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and in third party components included in Oracle products. These patches are usually cumulative, but each advisory describes only the security patches added since the previous Critical Patch ...
2026-06-08 15:48 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-08 15:48 UTC -
web:cybersecuritynews.com
Cisco has released fixes for the vulnerabilities in ISE 3.3 Patch 11 and ISE 3.4 Patch 6, with a fix for ISE 3.5 Patch 4 planned for August 2026 . Earlier versions must be migrated to supported releases, and no workarounds are available, making patching the only effective mitigation .
2026-06-19 02:33 UTC -
web:msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center
2026-06-19 02:33 UTC -
web:nvd.nist.gov
The NVD is the U.S. government repository of standards based vulnerability management data represented using the Security Content Automation Protocol (SCAP). This data enables automation of vulnerability management, security measurement, and compliance. The NVD includes databases of security checklist references, security-related software flaws, product names, and impact metrics. For ...
2026-06-19 02:33 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-19 02:33 UTC -
web:www.cisecurity.org
<p>Multiple vulnerabilities have been discovered in Microsoft products, the most severe of which could allow for remote code execution. Successful exploitation of the most severe of these vulnerabilities could result in an attacker gaining the same privileges as the logged-on user. Depending on the privileges associated with the user, an attacker could then install programs; view, change, or ...
2026-06-19 02:33 UTC -
web:www.malwarebytes.com
Microsoft says it's working on a fix for an unpatched Defender vulnerability that can give attackers the highest level of access on Windows.
2026-06-19 02:33 UTC -
web:www.rapid7.com
Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday, including an HTTP/2 denial of service vulnerability and an elevation of privilege vulnerability in PowerToys.
2026-06-19 02:33 UTC -
web:www.veeam.com
When a vulnerability is identified, our team promptly develops a patch to address and mitigate the risk. In line with our dedication to transparency, we publicly disclose the vulnerability and provide detailed mitigation information.
2026-06-19 02:33 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-8881.json.
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"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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{
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"role": "CISA Coordinator",
"timestamp": "2026-06-04T17:25:31.107400Z",
"version": "2.0.3"
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"title": "CISA ADP Vulnrichment"
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"cna": {
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"vendor": "Securly",
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"shortName": "certcc"
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"references": [
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"source": {
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