CVE-2018-6527: XSS vulnerability in htdocs/webinc/js/adv_parent_ctrl_map.php in D-Link DIR-868L DIR868LA1_FW112b04 and previo

Q: How do I fix CVE-2018-6527?

dir-860l firmware: upgrade to newer than a1_fw110b04; dir-865l firmware: upgrade to newer than reva_firmware_patch_1.08.b01; dir-868l firmware: upgrade to newer than a1_fw112b04. Exact commands for each OS are on this page.

Q: Is CVE-2018-6527 being exploited?

CVE-2018-6527 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-6527 affect?

CVE-2018-6527 affects dir-860l firmware, dir-865l firmware, dir-868l firmware. Severity is medium (CVSS 6.1). XSS vulnerability in htdocs/webinc/js/adv_parent_ctrl_map.php in D-Link DIR-868L DIR868LA1_FW112b04 and previous versions, DIR-865L DIR-865L_REVA_FIRMWARE_PATCH_1.08.B01 and previous versions, and DIR-860L DIR860LA1_FW110b04 and previous ve

Q: How urgent is CVE-2018-6527?

Priority 45/100. Public exploit reference

This month

MEDIUM 6.1UPGRADEUPGRADEUPGRADE

CVE-2018-6527 is a medium-severity flaw (CVSS 6.1) affecting dir-860l firmware, dir-865l firmware, dir-868l firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

XSS vulnerability in htdocs/webinc/js/adv_parent_ctrl_map.php in D-Link DIR-868L DIR868LA1_FW112b04 and previous versions, DIR-865L DIR-865L_REVA_FIRMWARE_PATCH_1.08.B01 and previous versions, and DIR-860L DIR860LA1_FW110b04 and previous versions allows remote attackers to read a cookie via a crafted deviceid parameter to soap.cgi.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-03-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dlink

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-03-06 20:29 UTCPublished CVE record published
2026-06-17 02:01 UTCUpdated Record last modified

dlink dir-860l firmware UPGRADE

Affected: <= a1_fw110b04

Fixed in: newer than a1_fw110b04

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dlink dir-865l firmware UPGRADE

Affected: <= reva_firmware_patch_1.08.b01

Fixed in: newer than reva_firmware_patch_1.08.b01

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dlink dir-868l firmware UPGRADE

Affected: <= a1_fw112b04

Fixed in: newer than a1_fw112b04

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-6527?

dir-860l firmware: upgrade to newer than a1_fw110b04; dir-865l firmware: upgrade to newer than reva_firmware_patch_1.08.b01; dir-868l firmware: upgrade to newer than a1_fw112b04. Exact commands for each OS are on this page.

Is CVE-2018-6527 being exploited?

CVE-2018-6527 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-6527 affect?

CVE-2018-6527 affects dir-860l firmware, dir-865l firmware, dir-868l firmware. Severity is medium (CVSS 6.1). XSS vulnerability in htdocs/webinc/js/adv_parent_ctrl_map.php in D-Link DIR-868L DIR868LA1_FW112b04 and previous versions, DIR-865L DIR-865L_REVA_FIRMWARE_PATCH_1.08.B01 and previous versions, and DIR-860L DIR860LA1_FW110b04 and previous ve

How urgent is CVE-2018-6527?

Priority 45/100. Public exploit reference

Software pages

PHP vulnerabilities · D-Link vulnerabilities

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References

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