CVE-2019-12041: lib/common/html_re.js in remarkable 1.7.1 allows Regular Expression Denial of Service (ReDoS) via a CDATA sect

Q: How do I fix CVE-2019-12041?

remarkable: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2019-12041 being exploited?

CVE-2019-12041 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-2019-12041 affect?

CVE-2019-12041 affects remarkable. Severity is high (CVSS 7.5). lib/common/html_re.js in remarkable 1.7.1 allows Regular Expression Denial of Service (ReDoS) via a CDATA section.

Q: How urgent is CVE-2019-12041?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2019-12041 is a high-severity flaw (CVSS 7.5) affecting remarkable. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

lib/common/html_re.js in remarkable 1.7.1 allows Regular Expression Denial of Service (ReDoS) via a CDATA section.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-1333
Published	2019-05-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: remarkable project

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

Am I affected?

Timeline

2019-05-13 13:29 UTCPublished CVE record published
2026-06-17 02:14 UTCUpdated Record last modified

remarkable project remarkable DOWNGRADE

Affected: 1.7.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.7.1

1. Check installed version

npm ls remarkable

2. No fixed release: DOWNGRADE to a release before 1.7.1

npm view remarkable versions npm install remarkable@"<1.7.1"

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2019-12041?

remarkable: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-12041 being exploited?

CVE-2019-12041 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-2019-12041 affect?

CVE-2019-12041 affects remarkable. Severity is high (CVSS 7.5). lib/common/html_re.js in remarkable 1.7.1 allows Regular Expression Denial of Service (ReDoS) via a CDATA section.

How urgent is CVE-2019-12041?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-12043 MEDIUM 6.1 DOWNGRADE In remarkable 1.7.1, lib/parser_inline.js mishandles URL filtering, which allows attackers to trigger XSS via
CVE-2017-16006 MEDIUM 6.1 UPGRADE Remarkable is a markdown parser
CVE-2014-10065 MEDIUM 6.1 UPGRADE Certain input when passed into remarkable before 1.4.1 will bypass the bad protocol check that disallows the j

References

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